/// <summary>
/// Get mask of current state.
/// </summary>
/// <returns></returns>
public static ColorMask GetCurrent()
{
var result = new int[4];
OpenGL.GetInteger(GetTarget.ColorWritemask, result);
var current = new ColorMask(result[0] != 0, result[1] != 0, result[2] != 0, result[3] != 0);
return current;
}
// Use this for initialization
void Start()
{
GameObject gameControllerObject = GameObject.FindGameObjectWithTag ("GameController");
gameControl = gameControllerObject.GetComponent <GameController>();
GameObject gocolMask = GameObject.Find ("ColorMask");
colMask = gocolMask.GetComponent<ColorMask>();
// let's sync our default object position in our buffer
position = transform.position;
}
public ClearState()
{
ScissorTest = new ScissorTest();
ColorMask = new ColorMask(true, true, true, true);
DepthMask = true;
FrontStencilMask = ~0;
BackStencilMask = ~0;
Buffers = ClearBuffers.All;
Color = Color.White;
Depth = 1;
Stencil = 0;
}
public RenderState()
{
PrimitiveRestart = new PrimitiveRestart();
FacetCulling = new FacetCulling();
ProgramPointSize = ProgramPointSize.Disabled;
RasterizationMode = RasterizationMode.Fill;
ScissorTest = new ScissorTest();
StencilTest = new StencilTest();
DepthTest = new DepthTest();
DepthRange = new DepthRange();
Blending = new Blending();
ColorMask = new ColorMask(true, true, true, true);
DepthMask = true;
}
/* END STRING MARKER FUNCTIONS */
#endif
private void LoadGLEntryPoints()
{
string baseErrorString;
if (useES2)
{
baseErrorString = "OpenGL ES 2.0";
}
else
{
baseErrorString = "OpenGL 2.1";
}
baseErrorString += " support is required!";
/* Basic entry points. If you don't have these, you're screwed. */
try
{
INTERNAL_glGetString = (GetString) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetString"),
typeof(GetString)
);
glGetIntegerv = (GetIntegerv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetIntegerv"),
typeof(GetIntegerv)
);
glEnable = (Enable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnable"),
typeof(Enable)
);
glDisable = (Disable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisable"),
typeof(Disable)
);
glViewport = (G_Viewport) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glViewport"),
typeof(G_Viewport)
);
glScissor = (Scissor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glScissor"),
typeof(Scissor)
);
glBlendColor = (BlendColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendColor"),
typeof(BlendColor)
);
glBlendFuncSeparate = (BlendFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendFuncSeparate"),
typeof(BlendFuncSeparate)
);
glBlendEquationSeparate = (BlendEquationSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendEquationSeparate"),
typeof(BlendEquationSeparate)
);
glColorMask = (ColorMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glColorMask"),
typeof(ColorMask)
);
glDepthMask = (DepthMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthMask"),
typeof(DepthMask)
);
glDepthFunc = (DepthFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthFunc"),
typeof(DepthFunc)
);
glStencilMask = (StencilMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilMask"),
typeof(StencilMask)
);
glStencilFuncSeparate = (StencilFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFuncSeparate"),
typeof(StencilFuncSeparate)
);
glStencilOpSeparate = (StencilOpSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOpSeparate"),
typeof(StencilOpSeparate)
);
glStencilFunc = (StencilFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFunc"),
typeof(StencilFunc)
);
glStencilOp = (StencilOp) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOp"),
typeof(StencilOp)
);
glFrontFace = (FrontFace) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glFrontFace"),
typeof(FrontFace)
);
glPolygonOffset = (PolygonOffset) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonOffset"),
typeof(PolygonOffset)
);
glGenTextures = (GenTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenTextures"),
typeof(GenTextures)
);
glDeleteTextures = (DeleteTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteTextures"),
typeof(DeleteTextures)
);
glBindTexture = (G_BindTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindTexture"),
typeof(G_BindTexture)
);
glTexImage2D = (TexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexImage2D"),
typeof(TexImage2D)
);
glTexSubImage2D = (TexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexSubImage2D"),
typeof(TexSubImage2D)
);
glCompressedTexImage2D = (CompressedTexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexImage2D"),
typeof(CompressedTexImage2D)
);
glCompressedTexSubImage2D = (CompressedTexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexSubImage2D"),
typeof(CompressedTexSubImage2D)
);
glTexParameteri = (TexParameteri) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameteri"),
typeof(TexParameteri)
);
glTexParameterf = (TexParameterf) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameterf"),
typeof(TexParameterf)
);
glActiveTexture = (ActiveTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glActiveTexture"),
typeof(ActiveTexture)
);
glPixelStorei = (PixelStorei) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPixelStorei"),
typeof(PixelStorei)
);
glGenBuffers = (GenBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenBuffers"),
typeof(GenBuffers)
);
glDeleteBuffers = (DeleteBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteBuffers"),
typeof(DeleteBuffers)
);
glBindBuffer = (BindBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindBuffer"),
typeof(BindBuffer)
);
glBufferData = (BufferData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferData"),
typeof(BufferData)
);
glBufferSubData = (BufferSubData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferSubData"),
typeof(BufferSubData)
);
glClearColor = (ClearColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearColor"),
typeof(ClearColor)
);
glClearStencil = (ClearStencil) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearStencil"),
typeof(ClearStencil)
);
glClear = (G_Clear) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClear"),
typeof(G_Clear)
);
glDrawBuffers = (DrawBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawBuffers"),
typeof(DrawBuffers)
);
glReadPixels = (ReadPixels) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glReadPixels"),
typeof(ReadPixels)
);
glVertexAttribPointer = (VertexAttribPointer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribPointer"),
typeof(VertexAttribPointer)
);
glEnableVertexAttribArray = (EnableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnableVertexAttribArray"),
typeof(EnableVertexAttribArray)
);
glDisableVertexAttribArray = (DisableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisableVertexAttribArray"),
typeof(DisableVertexAttribArray)
);
glDrawArrays = (DrawArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawArrays"),
typeof(DrawArrays)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
/* ARB_draw_elements_base_vertex is ideal! */
IntPtr ep = SDL.SDL_GL_GetProcAddress("glDrawRangeElementsBaseVertex");
supportsBaseVertex = ep != IntPtr.Zero;
if (supportsBaseVertex)
{
glDrawRangeElementsBaseVertex = (DrawRangeElementsBaseVertex) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(DrawRangeElementsBaseVertex)
);
glDrawRangeElements = (DrawRangeElements) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawRangeElements"),
typeof(DrawRangeElements)
);
}
else
{
/* DrawRangeElements is better, but some ES2 targets don't have it. */
ep = SDL.SDL_GL_GetProcAddress("glDrawRangeElements");
if (ep != IntPtr.Zero)
{
glDrawRangeElements = (DrawRangeElements) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(DrawRangeElements)
);
glDrawRangeElementsBaseVertex = DrawRangeElementsNoBase;
}
else
{
ep = SDL.SDL_GL_GetProcAddress("glDrawElements");
if (ep == IntPtr.Zero)
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
glDrawElements = (DrawElements) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(DrawElements)
);
glDrawRangeElements = DrawRangeElementsUnchecked;
glDrawRangeElementsBaseVertex = DrawRangeElementsNoBaseUnchecked;
}
}
/* These functions are NOT supported in ES.
* NVIDIA or desktop ES might, but real scenarios where you need ES
* will certainly not have these.
* -flibit
*/
if (useES2)
{
ep = SDL.SDL_GL_GetProcAddress("glPolygonMode");
if (ep != IntPtr.Zero)
{
glPolygonMode = (PolygonMode) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(PolygonMode)
);
}
else
{
glPolygonMode = PolygonModeESError;
}
ep = SDL.SDL_GL_GetProcAddress("glGetTexImage");
if (ep != IntPtr.Zero)
{
glGetTexImage = (GetTexImage) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(GetTexImage)
);
}
else
{
glGetTexImage = GetTexImageESError;
}
ep = SDL.SDL_GL_GetProcAddress("glGetBufferSubData");
if (ep != IntPtr.Zero)
{
glGetBufferSubData = (GetBufferSubData) Marshal.GetDelegateForFunctionPointer(
ep,
typeof(GetBufferSubData)
);
}
else
{
glGetBufferSubData = GetBufferSubDataESError;
}
}
else
{
try
{
glPolygonMode = (PolygonMode) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonMode"),
typeof(PolygonMode)
);
glGetTexImage = (GetTexImage) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetTexImage"),
typeof(GetTexImage)
);
glGetBufferSubData = (GetBufferSubData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetBufferSubData"),
typeof(GetBufferSubData)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
}
/* We need _some_ form of depth range, ES... */
IntPtr drPtr = SDL.SDL_GL_GetProcAddress("glDepthRange");
if (drPtr != IntPtr.Zero)
{
glDepthRange = (DepthRange) Marshal.GetDelegateForFunctionPointer(
drPtr,
typeof(DepthRange)
);
}
else
{
drPtr = SDL.SDL_GL_GetProcAddress("glDepthRangef");
if (drPtr == IntPtr.Zero)
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
glDepthRangef = (DepthRangef) Marshal.GetDelegateForFunctionPointer(
drPtr,
typeof(DepthRangef)
);
glDepthRange = DepthRangeFloat;
}
drPtr = SDL.SDL_GL_GetProcAddress("glClearDepth");
if (drPtr != IntPtr.Zero)
{
glClearDepth = (ClearDepth) Marshal.GetDelegateForFunctionPointer(
drPtr,
typeof(ClearDepth)
);
}
else
{
drPtr = SDL.SDL_GL_GetProcAddress("glClearDepthf");
if (drPtr == IntPtr.Zero)
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
glClearDepthf = (ClearDepthf) Marshal.GetDelegateForFunctionPointer(
drPtr,
typeof(ClearDepthf)
);
glClearDepth = ClearDepthFloat;
}
/* Silently fail if using GLES. You didn't need these, right...? >_> */
try
{
glTexImage3D = (TexImage3D) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glTexImage3D", "OES"),
typeof(TexImage3D)
);
glTexSubImage3D = (TexSubImage3D) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glTexSubImage3D", "OES"),
typeof(TexSubImage3D)
);
glGenQueries = (GenQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenQueries"),
typeof(GenQueries)
);
glDeleteQueries = (DeleteQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteQueries"),
typeof(DeleteQueries)
);
glBeginQuery = (BeginQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBeginQuery"),
typeof(BeginQuery)
);
glEndQuery = (EndQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEndQuery"),
typeof(EndQuery)
);
glGetQueryObjectuiv = (GetQueryObjectuiv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetQueryObjectuiv"),
typeof(GetQueryObjectuiv)
);
}
catch
{
if (useES2)
{
FNAPlatform.Log("Some non-ES functions failed to load. Beware...");
}
else
{
throw new NoSuitableGraphicsDeviceException(baseErrorString);
}
}
/* ARB_framebuffer_object. We're flexible, but not _that_ flexible. */
try
{
glGenFramebuffers = (GenFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glGenFramebuffers"),
typeof(GenFramebuffers)
);
glDeleteFramebuffers = (DeleteFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glDeleteFramebuffers"),
typeof(DeleteFramebuffers)
);
glBindFramebuffer = (G_BindFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glBindFramebuffer"),
typeof(G_BindFramebuffer)
);
glFramebufferTexture2D = (FramebufferTexture2D) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glFramebufferTexture2D"),
typeof(FramebufferTexture2D)
);
glFramebufferRenderbuffer = (FramebufferRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glFramebufferRenderbuffer"),
typeof(FramebufferRenderbuffer)
);
glGenerateMipmap = (GenerateMipmap) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glGenerateMipmap"),
typeof(GenerateMipmap)
);
glGenRenderbuffers = (GenRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glGenRenderbuffers"),
typeof(GenRenderbuffers)
);
glDeleteRenderbuffers = (DeleteRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glDeleteRenderbuffers"),
typeof(DeleteRenderbuffers)
);
glBindRenderbuffer = (BindRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glBindRenderbuffer"),
typeof(BindRenderbuffer)
);
glRenderbufferStorage = (RenderbufferStorage) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glRenderbufferStorage"),
typeof(RenderbufferStorage)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL framebuffer support is required!");
}
/* EXT_framebuffer_blit (or ARB_framebuffer_object) is needed by the faux-backbuffer. */
supportsFauxBackbuffer = true;
try
{
glBlitFramebuffer = (BlitFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glBlitFramebuffer"),
typeof(BlitFramebuffer)
);
}
catch
{
supportsFauxBackbuffer = false;
}
/* ARB_instanced_arrays/ARB_draw_instanced are almost optional. */
SupportsHardwareInstancing = true;
try
{
glVertexAttribDivisor = (VertexAttribDivisor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribDivisor"),
typeof(VertexAttribDivisor)
);
/* The likelihood of someone having BaseVertex but not Instanced is 0...? */
if (supportsBaseVertex)
{
glDrawElementsInstancedBaseVertex = (DrawElementsInstancedBaseVertex) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawElementsInstancedBaseVertex"),
typeof(DrawElementsInstancedBaseVertex)
);
}
else
{
glDrawElementsInstanced = (DrawElementsInstanced) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawElementsInstanced"),
typeof(DrawElementsInstanced)
);
glDrawElementsInstancedBaseVertex = DrawElementsInstancedNoBase;
}
}
catch
{
SupportsHardwareInstancing = false;
}
/* EXT_draw_buffers2 is probably used by nobody. */
try
{
glColorMaskIndexedEXT = (ColorMaskIndexedEXT) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glColorMaskIndexedEXT"),
typeof(ColorMaskIndexedEXT)
);
}
catch
{
// FIXME: SupportsIndependentWriteMasks? -flibit
}
/* EXT_framebuffer_multisample/ARB_texture_multisample is glitter -flibit */
supportsMultisampling = true;
try
{
glRenderbufferStorageMultisample = (RenderbufferStorageMultisample) Marshal.GetDelegateForFunctionPointer(
TryGetEPEXT("glRenderbufferStorageMultisample"),
typeof(RenderbufferStorageMultisample)
);
glSampleMaski = (SampleMaski) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glSampleMaski"),
typeof(SampleMaski)
);
}
catch
{
supportsMultisampling = false;
}
if (useCoreProfile)
{
try
{
INTERNAL_glGetStringi = (GetStringi) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetStringi"),
typeof(GetStringi)
);
glGenVertexArrays = (GenVertexArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenVertexArrays"),
typeof(GenVertexArrays)
);
glDeleteVertexArrays = (DeleteVertexArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteVertexArrays"),
typeof(DeleteVertexArrays)
);
glBindVertexArray = (BindVertexArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindVertexArray"),
typeof(BindVertexArray)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL 3.2 support is required!");
}
}
#if DEBUG
/* ARB_debug_output, for debug contexts */
IntPtr messageCallback = SDL.SDL_GL_GetProcAddress("glDebugMessageCallbackARB");
IntPtr messageControl = SDL.SDL_GL_GetProcAddress("glDebugMessageControlARB");
if (messageCallback == IntPtr.Zero || messageControl == IntPtr.Zero)
{
FNAPlatform.Log("ARB_debug_output not supported!");
}
else
{
glDebugMessageCallbackARB = (DebugMessageCallback) Marshal.GetDelegateForFunctionPointer(
messageCallback,
typeof(DebugMessageCallback)
);
glDebugMessageControlARB = (DebugMessageControl) Marshal.GetDelegateForFunctionPointer(
messageControl,
typeof(DebugMessageControl)
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
0,
IntPtr.Zero,
true
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DEBUG_TYPE_OTHER_ARB,
GLenum.GL_DEBUG_SEVERITY_LOW_ARB,
0,
IntPtr.Zero,
false
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DEBUG_TYPE_OTHER_ARB,
GLenum.GL_DEBUG_SEVERITY_NOTIFICATION_ARB,
0,
IntPtr.Zero,
false
);
glDebugMessageCallbackARB(DebugCall, IntPtr.Zero);
}
/* GREMEDY_string_marker, for apitrace */
IntPtr stringMarkerCallback = SDL.SDL_GL_GetProcAddress("glStringMarkerGREMEDY");
if (stringMarkerCallback == IntPtr.Zero)
{
FNAPlatform.Log("GREMEDY_string_marker not supported!");
}
else
{
glStringMarkerGREMEDY = (StringMarkerGREMEDY) Marshal.GetDelegateForFunctionPointer(
stringMarkerCallback,
typeof(StringMarkerGREMEDY)
);
}
#endif
}
// Activator needs a non-parameter constructor.
/// <summary>
/// Toggle of color mask.
/// </summary>
public ColorMaskState() : this(ColorMask.GetDefault())
{
}
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="mask">mask when this switch is turned on.</param>
public ColorMaskState(ColorMask mask)
{
this.Mask = mask;
this.OriginalMask = ColorMask.GetCurrent();
}
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="redWritable">red mask when this switch is turned on.</param>
/// <param name="greenWritable">green mask when this switch is turned on.</param>
/// <param name="blueWritable">blue mask when this switch is turned on.</param>
/// <param name="alphaWritable">alpha mask when this switch is turned on.</param>
/// <param name="originalAlphaWritable">red mask when this switch is turned off.</param>
/// <param name="originalBlueWritable">green mask when this switch is turned off.</param>
/// <param name="originalGreenWritable">blue mask when this switch is turned off.</param>
/// <param name="originalRedWritable">alpha mask when this switch is turned off.</param>
public ColorMaskState(bool redWritable, bool greenWritable, bool blueWritable, bool alphaWritable, bool originalRedWritable, bool originalGreenWritable, bool originalBlueWritable, bool originalAlphaWritable)
{
this.Mask = new ColorMask(redWritable, greenWritable, blueWritable, alphaWritable);
this.OriginalMask = new ColorMask(
originalRedWritable, originalGreenWritable, originalBlueWritable, originalAlphaWritable);
}
public BlendStateDesc(BlendStateTypes type)
{
colorMask = ColorMask.Rgba;
switch (type)
{
case BlendStateTypes.None:
blendEnable = false;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Add:
blendEnable = true;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Subtract:
blendEnable = true;
blendOp = BlendFuncMode.Subtract;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Subtract;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.RevSubtract:
blendEnable = true;
blendOp = BlendFuncMode.Subtract;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Subtract;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Alpha:
blendEnable = true;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.SrcAlpha;
dstBlend = BlendFuncFactor.OneMinusSrcAlpha;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.SrcAlpha;
dstBlendAlpha = BlendFuncFactor.OneMinusSrcAlpha;
break;
default:
Debug.ThrowError("BlendStateDesc", "Unsuported BlendStateType");
break;
}
}
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="mask">mask when this switch is turned on.</param>
/// <param name="originalMask">mask when this switch is turned off.</param>
public ColorMaskState(ColorMask mask, ColorMask originalMask)
{
this.Mask = mask;
this.OriginalMask = originalMask;
}
public static bool IsBlue(this ColorMask _this)
{
return((_this & ColorMask.B) != 0);
}
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="redWritable">red mask when this switch is turned on</param>
/// <param name="greenWritable">green mask when this switch is turned on</param>
/// <param name="blueWritable">blue mask when this switch is turned on</param>
/// <param name="alphaWritable">alpha mask when this switch is turned on</param>
public ColorMaskState(bool redWritable, bool greenWritable, bool blueWritable, bool alphaWritable)
{
this.Mask = new ColorMask(redWritable, greenWritable, blueWritable, alphaWritable);
this.OriginalMask = ColorMask.GetCurrent();
}
public static bool IsRed(this ColorMask _this)
{
return((_this & ColorMask.R) != 0);
}
public static bool IsGreen(this ColorMask _this)
{
return((_this & ColorMask.G) != 0);
}
public static bool IsNone(this ColorMask _this)
{
return(_this == ColorMask.None);
}
public static Texture GetIcon(this ColorMask icon) => icon.ToColorChannel().GetIcon();
/// <summary>
///
/// </summary>
protected override void StateOn()
{
ColorMask mask = this.Mask;
GL.Instance.ColorMask(mask.redWritable, mask.greenWritable, mask.blueWritable, mask.alphaWritable);
}
/// <summary>Sets the color write mask</summary>
/// <param name="mask">Color write mask</param>
public void SetColorMask(ColorMask mask)
{
this.state.ColorMask = mask;
GraphicsContext.notifyUpdate |= GraphicsUpdate.ColorMask;
}
public void LoadGLEntryPoints()
{
/* Basic entry points. If you don't have these, you're screwed. */
try
{
INTERNAL_glGetString = (GetString) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetString"),
typeof(GetString)
);
glGetIntegerv = (GetIntegerv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetIntegerv"),
typeof(GetIntegerv)
);
glEnable = (Enable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnable"),
typeof(Enable)
);
glDisable = (Disable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisable"),
typeof(Disable)
);
glViewport = (G_Viewport) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glViewport"),
typeof(G_Viewport)
);
glDepthRange = (DepthRange) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthRange"),
typeof(DepthRange)
);
glScissor = (Scissor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glScissor"),
typeof(Scissor)
);
glBlendColor = (BlendColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendColor"),
typeof(BlendColor)
);
glBlendFuncSeparate = (BlendFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendFuncSeparate"),
typeof(BlendFuncSeparate)
);
glBlendEquationSeparate = (BlendEquationSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendEquationSeparate"),
typeof(BlendEquationSeparate)
);
glColorMask = (ColorMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glColorMask"),
typeof(ColorMask)
);
glDepthMask = (DepthMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthMask"),
typeof(DepthMask)
);
glDepthFunc = (DepthFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthFunc"),
typeof(DepthFunc)
);
glStencilMask = (StencilMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilMask"),
typeof(StencilMask)
);
glStencilFuncSeparate = (StencilFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFuncSeparate"),
typeof(StencilFuncSeparate)
);
glStencilOpSeparate = (StencilOpSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOpSeparate"),
typeof(StencilOpSeparate)
);
glStencilFunc = (StencilFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFunc"),
typeof(StencilFunc)
);
glStencilOp = (StencilOp) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOp"),
typeof(StencilOp)
);
glCullFace = (CullFace) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCullFace"),
typeof(CullFace)
);
glFrontFace = (FrontFace) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glFrontFace"),
typeof(FrontFace)
);
glPolygonMode = (PolygonMode) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonMode"),
typeof(PolygonMode)
);
glPolygonOffset = (PolygonOffset) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonOffset"),
typeof(PolygonOffset)
);
glGenTextures = (GenTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenTextures"),
typeof(GenTextures)
);
glDeleteTextures = (DeleteTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteTextures"),
typeof(DeleteTextures)
);
glBindTexture = (G_BindTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindTexture"),
typeof(G_BindTexture)
);
glTexImage2D = (TexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexImage2D"),
typeof(TexImage2D)
);
glTexSubImage2D = (TexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexSubImage2D"),
typeof(TexSubImage2D)
);
glCompressedTexImage2D = (CompressedTexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexImage2D"),
typeof(CompressedTexImage2D)
);
glCompressedTexSubImage2D = (CompressedTexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexSubImage2D"),
typeof(CompressedTexSubImage2D)
);
glTexImage3D = (TexImage3D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexImage3D"),
typeof(TexImage3D)
);
glTexSubImage3D = (TexSubImage3D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexSubImage3D"),
typeof(TexSubImage3D)
);
glGetTexImage = (GetTexImage) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetTexImage"),
typeof(GetTexImage)
);
glTexParameteri = (TexParameteri) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameteri"),
typeof(TexParameteri)
);
glTexParameterf = (TexParameterf) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameterf"),
typeof(TexParameterf)
);
glActiveTexture = (ActiveTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glActiveTexture"),
typeof(ActiveTexture)
);
glGetTexLevelParameteriv = (GetTexLevelParameteriv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetTexLevelParameteriv"),
typeof(GetTexLevelParameteriv)
);
glPixelStorei = (PixelStorei) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPixelStorei"),
typeof(PixelStorei)
);
glGenBuffers = (GenBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenBuffers"),
typeof(GenBuffers)
);
glDeleteBuffers = (DeleteBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteBuffers"),
typeof(DeleteBuffers)
);
glBindBuffer = (BindBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindBuffer"),
typeof(BindBuffer)
);
glBufferData = (BufferData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferData"),
typeof(BufferData)
);
glBufferSubData = (BufferSubData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferSubData"),
typeof(BufferSubData)
);
glMapBuffer = (MapBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glMapBuffer"),
typeof(MapBuffer)
);
glUnmapBuffer = (UnmapBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glUnmapBuffer"),
typeof(UnmapBuffer)
);
glEnableVertexAttribArray = (EnableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnableVertexAttribArray"),
typeof(EnableVertexAttribArray)
);
glDisableVertexAttribArray = (DisableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisableVertexAttribArray"),
typeof(DisableVertexAttribArray)
);
glVertexAttribPointer = (G_VertexAttribPointer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribPointer"),
typeof(G_VertexAttribPointer)
);
glClearColor = (ClearColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearColor"),
typeof(ClearColor)
);
glClearDepth = (ClearDepth) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearDepth"),
typeof(ClearDepth)
);
glClearStencil = (ClearStencil) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearStencil"),
typeof(ClearStencil)
);
glClear = (G_Clear) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClear"),
typeof(G_Clear)
);
glDrawBuffers = (DrawBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawBuffers"),
typeof(DrawBuffers)
);
glReadPixels = (ReadPixels) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glReadPixels"),
typeof(ReadPixels)
);
glDrawRangeElements = (DrawRangeElements) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawRangeElements"),
typeof(DrawRangeElements)
);
glDrawArrays = (DrawArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawArrays"),
typeof(DrawArrays)
);
glGenQueries = (GenQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenQueries"),
typeof(GenQueries)
);
glDeleteQueries = (DeleteQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteQueries"),
typeof(DeleteQueries)
);
glBeginQuery = (BeginQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBeginQuery"),
typeof(BeginQuery)
);
glEndQuery = (EndQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEndQuery"),
typeof(EndQuery)
);
glGetQueryObjectiv = (GetQueryObjectiv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetQueryObjectiv"),
typeof(GetQueryObjectiv)
);
glCreateShader = (CreateShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCreateShader"),
typeof(CreateShader)
);
glDeleteShader = (DeleteShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteShader"),
typeof(DeleteShader)
);
glShaderSource = (ShaderSource) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glShaderSource"),
typeof(ShaderSource)
);
glCompileShader = (CompileShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompileShader"),
typeof(CompileShader)
);
glCreateProgram = (CreateProgram) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCreateProgram"),
typeof(CreateProgram)
);
glDeleteProgram = (DeleteProgram) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteProgram"),
typeof(DeleteProgram)
);
glAttachShader = (AttachShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glAttachShader"),
typeof(AttachShader)
);
glDetachShader = (DetachShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDetachShader"),
typeof(DetachShader)
);
glLinkProgram = (LinkProgram) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glLinkProgram"),
typeof(LinkProgram)
);
glUseProgram = (UseProgram) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glUseProgram"),
typeof(UseProgram)
);
glUniform1i = (Uniform1i) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glUniform1i"),
typeof(Uniform1i)
);
glUniform4fv = (Uniform4fv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glUniform4fv"),
typeof(Uniform4fv)
);
glGetShaderiv = (GetShaderiv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetShaderiv"),
typeof(GetShaderiv)
);
glGetProgramiv = (GetProgramiv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetProgramiv"),
typeof(GetProgramiv)
);
glGetUniformLocation = (GetUniformLocation) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetUniformLocation"),
typeof(GetUniformLocation)
);
glGetAttribLocation = (GetAttribLocation) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetAttribLocation"),
typeof(GetAttribLocation)
);
glBindAttribLocation = (BindAttribLocation) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindAttribLocation"),
typeof(BindAttribLocation)
);
glIsShader = (IsShader) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glIsShader"),
typeof(IsShader)
);
glIsProgram = (IsProgram) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glIsProgram"),
typeof(IsProgram)
);
glGetShaderInfoLog = (GetShaderInfoLog) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetShaderInfoLog"),
typeof(GetShaderInfoLog)
);
glGetProgramInfoLog = (GetProgramInfoLog) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetProgramInfoLog"),
typeof(GetProgramInfoLog)
);
glFlush = (Flush) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glFlush"),
typeof(Flush)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL 2.1 support is required!");
}
/* ARB_framebuffer_object. We're flexible, but not _that_ flexible. */
try
{
glGenFramebuffers = (GenFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glGenFramebuffers"),
typeof(GenFramebuffers)
);
glDeleteFramebuffers = (DeleteFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glDeleteFramebuffers"),
typeof(DeleteFramebuffers)
);
glBindFramebuffer = (G_BindFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBindFramebuffer"),
typeof(G_BindFramebuffer)
);
glFramebufferTexture2D = (FramebufferTexture2D) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glFramebufferTexture2D"),
typeof(FramebufferTexture2D)
);
glFramebufferRenderbuffer = (FramebufferRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glFramebufferRenderbuffer"),
typeof(FramebufferRenderbuffer)
);
#if !DISABLE_FAUXBACKBUFFER
glBlitFramebuffer = (BlitFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBlitFramebuffer"),
typeof(BlitFramebuffer)
);
#endif
glGenRenderbuffers = (GenRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glGenRenderbuffers"),
typeof(GenRenderbuffers)
);
glDeleteRenderbuffers = (DeleteRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glDeleteRenderbuffers"),
typeof(DeleteRenderbuffers)
);
glBindRenderbuffer = (BindRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBindRenderbuffer"),
typeof(BindRenderbuffer)
);
glRenderbufferStorage = (RenderbufferStorage) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glRenderbufferStorage"),
typeof(RenderbufferStorage)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL framebuffer support is required!");
}
/* ARB_instanced_arrays/ARB_draw_instanced are almost optional. */
SupportsHardwareInstancing = true;
try
{
glVertexAttribDivisor = (VertexAttribDivisor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribDivisor"),
typeof(VertexAttribDivisor)
);
glDrawElementsInstanced = (DrawElementsInstanced) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawElementsInstanced"),
typeof(DrawElementsInstanced)
);
}
catch
{
SupportsHardwareInstancing = false;
}
#if DEBUG
/* ARB_debug_output, for debug contexts */
IntPtr messageCallback = SDL.SDL_GL_GetProcAddress("glDebugMessageCallbackARB");
IntPtr messageControl = SDL.SDL_GL_GetProcAddress("glDebugMessageControlARB");
if (messageCallback == IntPtr.Zero || messageControl == IntPtr.Zero)
{
System.Console.WriteLine("ARB_debug_output not supported!");
}
else
{
glDebugMessageCallbackARB = (DebugMessageCallback) Marshal.GetDelegateForFunctionPointer(
messageCallback,
typeof(DebugMessageCallback)
);
glDebugMessageControlARB = (DebugMessageControl) Marshal.GetDelegateForFunctionPointer(
messageControl,
typeof(DebugMessageControl)
);
glDebugMessageCallbackARB(DebugCall, IntPtr.Zero);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
0,
IntPtr.Zero,
true
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DEBUG_TYPE_OTHER_ARB,
GLenum.GL_DEBUG_SEVERITY_LOW_ARB,
0,
IntPtr.Zero,
false
);
}
/* GREMEDY_string_marker, for apitrace */
IntPtr stringMarkerCallback = SDL.SDL_GL_GetProcAddress("glStringMarkerGREMEDY");
if (stringMarkerCallback == IntPtr.Zero)
{
System.Console.WriteLine("GREMEDY_string_marker not supported!");
}
else
{
glStringMarkerGREMEDY = (StringMarkerGREMEDY) Marshal.GetDelegateForFunctionPointer(
stringMarkerCallback,
typeof(StringMarkerGREMEDY)
);
}
#endif
}
private void SetColorMap(ColorMask channel, Color dest)
{
targetColors[(int)channel] = dest;
}
static public void SetColorMask(this MaterialPropertyBlock block, ColorMask mask)
{
block.SetColor(_idColor0, mask.r);
block.SetColor(_idColor1, mask.g);
block.SetColor(_idColor2, mask.b);
}
public Brush()
{
Color = Color.green;
mask = new ColorMask();
mask |= ColorMask.R | ColorMask.G | ColorMask.B;
}
private void ApplyColorMask(ColorMask colorMask)
{
if (_renderState.ColorMask != colorMask)
{
GL.ColorMask(colorMask.Red, colorMask.Green, colorMask.Blue, colorMask.Alpha);
_renderState.ColorMask = colorMask;
}
}
public static bool IsAlpha(this ColorMask _this)
{
return((_this & ColorMask.A) != 0);
}
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="mask">mask when this switch is turned on.</param>
public ColorMaskState(ColorMask mask)
{
this.Mask = mask;
this.OriginalMask = ColorMask.GetCurrent();
}
public BlendStateDesc(BlendStateTypes type)
{
colorMask = ColorMask.Rgba;
switch (type)
{
case BlendStateTypes.None:
blendEnable = false;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Add:
blendEnable = true;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Subtract:
blendEnable = true;
blendOp = BlendFuncMode.Subtract;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Subtract;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.RevSubtract:
blendEnable = true;
blendOp = BlendFuncMode.Subtract;
srcBlend = BlendFuncFactor.One;
dstBlend = BlendFuncFactor.One;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Subtract;
srcBlendAlpha = BlendFuncFactor.One;
dstBlendAlpha = BlendFuncFactor.One;
break;
case BlendStateTypes.Alpha:
blendEnable = true;
blendOp = BlendFuncMode.Add;
srcBlend = BlendFuncFactor.SrcAlpha;
dstBlend = BlendFuncFactor.OneMinusSrcAlpha;
blendEnableAlpha = false;
blendOpAlpha = BlendFuncMode.Add;
srcBlendAlpha = BlendFuncFactor.SrcAlpha;
dstBlendAlpha = BlendFuncFactor.OneMinusSrcAlpha;
break;
default:
Debug.ThrowError("BlendStateDesc", "Unsuported BlendStateType");
break;
}
}
public static bool IsRBGA(this ColorMask _this)
{
return(_this == ColorMask.RGBA);
}
/// <summary>
/// Gets default color mask in OpenGL.
/// </summary>
public static ColorMask GetDefault()
{
var mask = new ColorMask(true, true, true, true);
return(mask);
}
private void UpdateEmitters(GameTime gameTime)
{
foreach (var em in _emittersWithData)
{
if (em.Information.ColorChangedByObjectMask)
{
em.AttachedEmitter.MinColorMask = new Color(((Color)em.Information.MinColorMask).ToVector4() * ColorMask.ToVector4());
em.AttachedEmitter.MaxColorMask = new Color(((Color)em.Information.MaxColorMask).ToVector4() * ColorMask.ToVector4());
}
if (em.Information.EmissionArea.TracksObject)
{
var newPt = TransformPoint(
new Vector2(em.Information.EmissionArea.X, em.Information.EmissionArea.Y));
var emissionAreaNew = new RectangleF(
newPt.X,
newPt.Y,
em.Information.EmissionArea.W,
em.Information.EmissionArea.H);
em.AttachedEmitter.EmissionArea = emissionAreaNew;
}
if (em.Information.VelocityRelativeToObject)
{
em.AttachedEmitter.EmitterVelocity = LinearVelocity;
}
}
}
public static Vector4 ToVector4(this ColorMask mask) => new Vector4(
mask.HasFlag(ColorMask.R) ? 1 : 0,
mask.HasFlag(ColorMask.G) ? 1 : 0,
mask.HasFlag(ColorMask.B) ? 1 : 0,
mask.HasFlag(ColorMask.A) ? 1 : 0);
public static bool HasFlag(this ColorMask mask, int flag) => (mask & (ColorMask)(Mathf.Pow(2, flag))) != 0;
/// <summary>
/// Toggle of color mask.
/// </summary>
/// <param name="mask">mask when this switch is turned on.</param>
/// <param name="originalMask">mask when this switch is turned off.</param>
public ColorMaskState(ColorMask mask, ColorMask originalMask)
{
this.Mask = mask;
this.OriginalMask = originalMask;
}
public static bool HasFlag(this ColorMask mask, ColorMask flag) => (mask & flag) != 0;
/// <summary>
/// Gets default color mask in OpenGL.
/// </summary>
public static ColorMask GetDefault()
{
var mask = new ColorMask(true, true, true, true);
return mask;
}
public void ColorMaskTest()
{
ColorMask mask = new ColorMask(true, false, true, false);
Assert.IsTrue(mask.Red);
Assert.IsFalse(mask.Green);
Assert.IsTrue(mask.Blue);
Assert.IsFalse(mask.Alpha);
ColorMask mask2 = new ColorMask(true, false, true, false);
Assert.IsTrue(mask == mask2);
ColorMask mask3 = new ColorMask(false, true, false, true);
Assert.IsTrue(mask != mask3);
RenderState renderState = new RenderState();
renderState.ColorMask = mask;
Assert.AreEqual(mask, renderState.ColorMask);
}
private void LoadGLEntryPoints()
{
/* Basic entry points. If you don't have these, you're screwed. */
try
{
INTERNAL_glGetString = (GetString) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetString"),
typeof(GetString)
);
glGetIntegerv = (GetIntegerv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetIntegerv"),
typeof(GetIntegerv)
);
glEnable = (Enable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnable"),
typeof(Enable)
);
glDisable = (Disable) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisable"),
typeof(Disable)
);
glViewport = (G_Viewport) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glViewport"),
typeof(G_Viewport)
);
glDepthRange = (DepthRange) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthRange"),
typeof(DepthRange)
);
glScissor = (Scissor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glScissor"),
typeof(Scissor)
);
glBlendColor = (BlendColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendColor"),
typeof(BlendColor)
);
glBlendFuncSeparate = (BlendFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendFuncSeparate"),
typeof(BlendFuncSeparate)
);
glBlendEquationSeparate = (BlendEquationSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBlendEquationSeparate"),
typeof(BlendEquationSeparate)
);
glColorMask = (ColorMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glColorMask"),
typeof(ColorMask)
);
glDepthMask = (DepthMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthMask"),
typeof(DepthMask)
);
glDepthFunc = (DepthFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDepthFunc"),
typeof(DepthFunc)
);
glStencilMask = (StencilMask) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilMask"),
typeof(StencilMask)
);
glStencilFuncSeparate = (StencilFuncSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFuncSeparate"),
typeof(StencilFuncSeparate)
);
glStencilOpSeparate = (StencilOpSeparate) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOpSeparate"),
typeof(StencilOpSeparate)
);
glStencilFunc = (StencilFunc) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilFunc"),
typeof(StencilFunc)
);
glStencilOp = (StencilOp) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glStencilOp"),
typeof(StencilOp)
);
glCullFace = (CullFace) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCullFace"),
typeof(CullFace)
);
glFrontFace = (FrontFace) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glFrontFace"),
typeof(FrontFace)
);
glPolygonMode = (PolygonMode) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonMode"),
typeof(PolygonMode)
);
glPolygonOffset = (PolygonOffset) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPolygonOffset"),
typeof(PolygonOffset)
);
glGenTextures = (GenTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenTextures"),
typeof(GenTextures)
);
glDeleteTextures = (DeleteTextures) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteTextures"),
typeof(DeleteTextures)
);
glBindTexture = (G_BindTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindTexture"),
typeof(G_BindTexture)
);
glTexImage2D = (TexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexImage2D"),
typeof(TexImage2D)
);
glTexSubImage2D = (TexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexSubImage2D"),
typeof(TexSubImage2D)
);
glCompressedTexImage2D = (CompressedTexImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexImage2D"),
typeof(CompressedTexImage2D)
);
glCompressedTexSubImage2D = (CompressedTexSubImage2D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glCompressedTexSubImage2D"),
typeof(CompressedTexSubImage2D)
);
glTexImage3D = (TexImage3D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexImage3D"),
typeof(TexImage3D)
);
glTexSubImage3D = (TexSubImage3D) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexSubImage3D"),
typeof(TexSubImage3D)
);
glGetTexImage = (GetTexImage) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetTexImage"),
typeof(GetTexImage)
);
glTexParameteri = (TexParameteri) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameteri"),
typeof(TexParameteri)
);
glTexParameterf = (TexParameterf) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glTexParameterf"),
typeof(TexParameterf)
);
glActiveTexture = (ActiveTexture) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glActiveTexture"),
typeof(ActiveTexture)
);
glPixelStorei = (PixelStorei) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glPixelStorei"),
typeof(PixelStorei)
);
glGenBuffers = (GenBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenBuffers"),
typeof(GenBuffers)
);
glDeleteBuffers = (DeleteBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteBuffers"),
typeof(DeleteBuffers)
);
glBindBuffer = (BindBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindBuffer"),
typeof(BindBuffer)
);
glBufferData = (BufferData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferData"),
typeof(BufferData)
);
glBufferSubData = (BufferSubData) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBufferSubData"),
typeof(BufferSubData)
);
glMapBuffer = (MapBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glMapBuffer"),
typeof(MapBuffer)
);
glUnmapBuffer = (UnmapBuffer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glUnmapBuffer"),
typeof(UnmapBuffer)
);
glClearColor = (ClearColor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearColor"),
typeof(ClearColor)
);
glClearDepth = (ClearDepth) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearDepth"),
typeof(ClearDepth)
);
glClearStencil = (ClearStencil) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClearStencil"),
typeof(ClearStencil)
);
glClear = (G_Clear) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glClear"),
typeof(G_Clear)
);
glDrawBuffers = (DrawBuffers) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawBuffers"),
typeof(DrawBuffers)
);
glReadPixels = (ReadPixels) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glReadPixels"),
typeof(ReadPixels)
);
glVertexAttribPointer = (VertexAttribPointer) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribPointer"),
typeof(VertexAttribPointer)
);
glEnableVertexAttribArray = (EnableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEnableVertexAttribArray"),
typeof(EnableVertexAttribArray)
);
glDisableVertexAttribArray = (DisableVertexAttribArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDisableVertexAttribArray"),
typeof(DisableVertexAttribArray)
);
glDrawRangeElements = (DrawRangeElements) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawRangeElements"),
typeof(DrawRangeElements)
);
glDrawArrays = (DrawArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawArrays"),
typeof(DrawArrays)
);
glGenQueries = (GenQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenQueries"),
typeof(GenQueries)
);
glDeleteQueries = (DeleteQueries) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteQueries"),
typeof(DeleteQueries)
);
glBeginQuery = (BeginQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBeginQuery"),
typeof(BeginQuery)
);
glEndQuery = (EndQuery) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glEndQuery"),
typeof(EndQuery)
);
glGetQueryObjectiv = (GetQueryObjectiv) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetQueryObjectiv"),
typeof(GetQueryObjectiv)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL 2.1 support is required!");
}
/* ARB_framebuffer_object. We're flexible, but not _that_ flexible. */
try
{
glGenFramebuffers = (GenFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glGenFramebuffers"),
typeof(GenFramebuffers)
);
glDeleteFramebuffers = (DeleteFramebuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glDeleteFramebuffers"),
typeof(DeleteFramebuffers)
);
glBindFramebuffer = (G_BindFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBindFramebuffer"),
typeof(G_BindFramebuffer)
);
glFramebufferTexture2D = (FramebufferTexture2D) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glFramebufferTexture2D"),
typeof(FramebufferTexture2D)
);
glFramebufferRenderbuffer = (FramebufferRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glFramebufferRenderbuffer"),
typeof(FramebufferRenderbuffer)
);
glGenerateMipmap = (GenerateMipmap) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glGenerateMipmap"),
typeof(GenerateMipmap)
);
#if !DISABLE_FAUXBACKBUFFER
glBlitFramebuffer = (BlitFramebuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBlitFramebuffer"),
typeof(BlitFramebuffer)
);
#endif
glGenRenderbuffers = (GenRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glGenRenderbuffers"),
typeof(GenRenderbuffers)
);
glDeleteRenderbuffers = (DeleteRenderbuffers) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glDeleteRenderbuffers"),
typeof(DeleteRenderbuffers)
);
glBindRenderbuffer = (BindRenderbuffer) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glBindRenderbuffer"),
typeof(BindRenderbuffer)
);
glRenderbufferStorage = (RenderbufferStorage) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glRenderbufferStorage"),
typeof(RenderbufferStorage)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL framebuffer support is required!");
}
/* ARB_instanced_arrays/ARB_draw_instanced are almost optional. */
SupportsHardwareInstancing = true;
try
{
glVertexAttribDivisor = (VertexAttribDivisor) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glVertexAttribDivisor"),
typeof(VertexAttribDivisor)
);
glDrawElementsInstanced = (DrawElementsInstanced) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDrawElementsInstanced"),
typeof(DrawElementsInstanced)
);
}
catch
{
SupportsHardwareInstancing = false;
}
/* EXT_draw_buffers2 is probably used by nobody. */
try
{
glColorMaskIndexedEXT = (ColorMaskIndexedEXT) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glColorMaskIndexedEXT"),
typeof(ColorMaskIndexedEXT)
);
}
catch
{
// FIXME: SupportsIndependentWriteMasks? -flibit
}
/* EXT_framebuffer_multisample/ARB_texture_multisample is glitter -flibit */
supportsMultisampling = true;
try
{
glRenderbufferStorageMultisample = (RenderbufferStorageMultisample) Marshal.GetDelegateForFunctionPointer(
TryGetFramebufferEP("glRenderbufferStorageMultisample"),
typeof(RenderbufferStorageMultisample)
);
glSampleMaski = (SampleMaski) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glSampleMaski"),
typeof(SampleMaski)
);
}
catch
{
supportsMultisampling = false;
}
if (useCoreProfile)
{
try
{
INTERNAL_glGetStringi = (GetStringi) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGetStringi"),
typeof(GetStringi)
);
glGenVertexArrays = (GenVertexArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glGenVertexArrays"),
typeof(GenVertexArrays)
);
glDeleteVertexArrays = (DeleteVertexArrays) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glDeleteVertexArrays"),
typeof(DeleteVertexArrays)
);
glBindVertexArray = (BindVertexArray) Marshal.GetDelegateForFunctionPointer(
SDL.SDL_GL_GetProcAddress("glBindVertexArray"),
typeof(BindVertexArray)
);
}
catch
{
throw new NoSuitableGraphicsDeviceException("OpenGL 3.2 support is required!");
}
}
#if DEBUG
/* ARB_debug_output, for debug contexts */
IntPtr messageCallback = SDL.SDL_GL_GetProcAddress("glDebugMessageCallbackARB");
IntPtr messageControl = SDL.SDL_GL_GetProcAddress("glDebugMessageControlARB");
if (messageCallback == IntPtr.Zero || messageControl == IntPtr.Zero)
{
System.Console.WriteLine("ARB_debug_output not supported!");
}
else
{
glDebugMessageCallbackARB = (DebugMessageCallback) Marshal.GetDelegateForFunctionPointer(
messageCallback,
typeof(DebugMessageCallback)
);
glDebugMessageControlARB = (DebugMessageControl) Marshal.GetDelegateForFunctionPointer(
messageControl,
typeof(DebugMessageControl)
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
GLenum.GL_DONT_CARE,
0,
IntPtr.Zero,
true
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DEBUG_TYPE_OTHER_ARB,
GLenum.GL_DEBUG_SEVERITY_LOW_ARB,
0,
IntPtr.Zero,
false
);
glDebugMessageControlARB(
GLenum.GL_DONT_CARE,
GLenum.GL_DEBUG_TYPE_OTHER_ARB,
GLenum.GL_DEBUG_SEVERITY_NOTIFICATION_ARB,
0,
IntPtr.Zero,
false
);
glDebugMessageCallbackARB(DebugCall, IntPtr.Zero);
}
/* GREMEDY_string_marker, for apitrace */
IntPtr stringMarkerCallback = SDL.SDL_GL_GetProcAddress("glStringMarkerGREMEDY");
if (stringMarkerCallback == IntPtr.Zero)
{
System.Console.WriteLine("GREMEDY_string_marker not supported!");
}
else
{
glStringMarkerGREMEDY = (StringMarkerGREMEDY) Marshal.GetDelegateForFunctionPointer(
stringMarkerCallback,
typeof(StringMarkerGREMEDY)
);
}
#endif
}
void OnGUI()
{
GUI.enabled = true;
MeshRenderer r = EditorGUILayout.ObjectField("Paint Target", paintTarget, typeof(MeshRenderer), true) as MeshRenderer;
if (r != paintTarget)
{
SetPaintTarget(r);
}
int newCanvasID = EditorGUILayout.Popup("Canvas", canvasID, canvasNames);
if (newCanvasID != canvasID)
{
if (canvasTexture != null || _renderCanvas != null)
{
ResetRenderCanvas();
}
canvasID = newCanvasID;
}
pressureType = (PressureType)EditorGUILayout.EnumFlagsField("Pressure Type", pressureType);
paintType = (PaintType)EditorGUILayout.EnumPopup("Paint Type", paintType);
switch (paintType)
{
case PaintType.Normal:
case PaintType.Directional:
brushMaterial.SetInt("_Operation", 0);
break;
case PaintType.Add:
brushMaterial.SetInt("_Operation", 1);
break;
case PaintType.Subtract:
brushMaterial.SetInt("_Operation", 2);
break;
case PaintType.Multiply:
brushMaterial.SetInt("_Operation", 3);
break;
}
colorMask = (ColorMask)EditorGUILayout.EnumFlagsField("Color Mask", colorMask);
colorMaskAsColor = Color.black;
if (((int)colorMask & (int)ColorMask.Red) == (int)ColorMask.Red)
{
colorMaskAsColor.r = 1;
}
if (((int)colorMask & (int)ColorMask.Green) == (int)ColorMask.Green)
{
colorMaskAsColor.g = 1;
}
if (((int)colorMask & (int)ColorMask.Blue) == (int)ColorMask.Blue)
{
colorMaskAsColor.b = 1;
}
if (((int)colorMask & (int)ColorMask.Alpha) == (int)ColorMask.Alpha)
{
colorMaskAsColor.a = 1;
}
if (canvasID == 0)
{
falloff = EditorGUILayout.CurveField("Falloff", falloff, Color.white, Rect.MinMaxRect(0, 0, 1, 1));
}
else
{
brushTexture = EditorGUILayout.ObjectField("Brush", brushTexture, typeof(Texture2D), false) as Texture2D;
}
color = EditorGUILayout.ColorField("Color", color);
string radLabel = (canvasID == 0) ? "Radius (meters)" : "Radius (UV)";
radius = Mathf.Max(0, EditorGUILayout.FloatField(radLabel, radius));
blend = EditorGUILayout.Slider("Blend", blend, 0, 1);
brushMaterial.SetColor("_ColorMask", colorMaskAsColor * blend);
GUI.enabled = hasPaintTarget;
if (!painting && GUILayout.Button("Start Painting"))
{
painting = true;
SceneView.duringSceneGui += onSceneFunc;
SetupPainting();
}
else if (painting && GUILayout.Button("Stop Painting"))
{
painting = false;
SceneView.duringSceneGui -= onSceneFunc;
}
if (canvasName == "Vertex")
{
return;
}
GUI.enabled = (_renderCanvas != null);
if (GUILayout.Button("Reset"))
{
Undo.RecordObject(window, "resets canvas");
ResetCanvas();
}
EditorGUILayout.BeginHorizontal();
GUI.enabled = !string.IsNullOrEmpty(canvasPath);
if (GUILayout.Button("Save"))
{
Save(canvasPath);
}
GUI.enabled = (_renderCanvas != null);
if (GUILayout.Button("Save As"))
{
string name = paintTarget.name + canvasName + ".png";
string path = EditorUtility.SaveFilePanel("Save texture as PNG", Application.dataPath, name, "png");
Save(path);
}
EditorGUILayout.EndHorizontal();
}
