public SSMainShaderProgram()
{
// we use this method of detecting the extension because we are in a GL2.2 context
if (GL.GetString(StringName.Extensions).ToLower().Contains("gl_ext_gpu_shader4"))
{
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(c_ctx, "ss4_vertex.glsl");
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(c_ctx, "ss4_fragment.glsl");
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance <SSGeometryShader>(c_ctx, "ss4_geometry.glsl");
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3);
attach(m_geometryShader);
}
else
{
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(c_ctx, "ss1_vertex.glsl");
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(c_ctx, "ss1_fragment.glsl");
attach(m_fragmentShader);
}
link();
// shader is initialized now...
Activate();
// reused uniform locations
u_diffTexEnabled = getUniLoc("diffTexEnabled");
u_specTexEnabled = getUniLoc("specTexEnabled");
u_ambiTexEnabled = getUniLoc("ambiTexEnabled");
u_bumpTexEnabled = getUniLoc("bumpTexEnabled");
u_animateSecondsOffset = getUniLoc("animateSecondsOffset");
u_winScale = getUniLoc("WIN_SCALE");
u_showWireframes = getUniLoc("showWireframes");
u_numShadowMaps = getUniLoc("numShadowMaps");
u_shadowMapTextures = getUniLoc("shadowMapTextures");
u_shadowMapVPs = getUniLoc("shadowMapVPs");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_ShowWireframes = false;
u_AnimateSecondsOffset = 0.0f;
// uniform locations for texture setup only
int GLun_diffTex = getUniLoc("diffTex");
int GLun_specTex = getUniLoc("specTex");
int GLun_ambiTex = getUniLoc("ambiTex");
int GLun_bumpTex = getUniLoc("bumpTex");
// bind shader uniform variable handles to GL texture-unit numbers
GL.Uniform1(GLun_diffTex, 0); // Texture.Texture0
GL.Uniform1(GLun_specTex, 1); // Texture.Texture1
GL.Uniform1(GLun_ambiTex, 2); // Texture.Texture2
GL.Uniform1(GLun_bumpTex, 3); // Texture.Texture3
checkErrors();
}
public SSPssmShaderProgram(string preprocessorDefs = null)
{
string glExtStr = GL.GetString(StringName.Extensions).ToLower();
if (!glExtStr.Contains("gl_ext_gpu_shader4"))
{
Console.WriteLine("PSSM shader not supported");
m_isValid = false;
return;
}
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(
Path.Combine(c_basePath, "pssm_vertex.glsl"));
m_vertexShader.Prepend(preprocessorDefs);
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(
Path.Combine(c_basePath, "pssm_fragment.glsl"));
m_fragmentShader.Prepend(preprocessorDefs);
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance <SSGeometryShader>(
Path.Combine(c_basePath, "pssm_geometry.glsl"));
m_geometryShader.Prepend(preprocessorDefs);
m_geometryShader.LoadShader();
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3 * SSParallelSplitShadowMap.c_numberOfSplits);
attach(m_geometryShader);
link();
Activate();
u_shadowMapVPs = getUniLoc("shadowMapVPs");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_numShadowMaps = getUniLoc("numShadowMaps");
GL.Uniform1(u_numShadowMaps, SSParallelSplitShadowMap.c_numberOfSplits);
m_isValid = checkGlValid();
}
public SSPssmShaderProgram(string preprocessorDefs = null)
{
string glExtStr = GL.GetString (StringName.Extensions).ToLower ();
if (!glExtStr.Contains ("gl_ext_gpu_shader4")) {
Console.WriteLine ("PSSM shader not supported");
m_isValid = false;
return;
}
m_vertexShader = SSAssetManager.GetInstance<SSVertexShader>(
Path.Combine(c_basePath, "pssm_vertex.glsl"));
m_vertexShader.Prepend (preprocessorDefs);
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance<SSFragmentShader>(
Path.Combine(c_basePath, "pssm_fragment.glsl"));
m_fragmentShader.Prepend (preprocessorDefs);
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance<SSGeometryShader>(
Path.Combine(c_basePath, "pssm_geometry.glsl"));
m_geometryShader.Prepend (preprocessorDefs);
m_geometryShader.LoadShader();
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3 * SSParallelSplitShadowMap.c_numberOfSplits);
attach(m_geometryShader);
link();
Activate();
u_shadowMapVPs = getUniLoc ("shadowMapVPs");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_numShadowMaps = getUniLoc("numShadowMaps");
GL.Uniform1(u_numShadowMaps, SSParallelSplitShadowMap.c_numberOfSplits);
m_isValid = checkGlValid();
}
public SSMainShaderProgram(string preprocessorDefs = null)
{
// we use this method of detecting the extension because we are in a GL2.2 context
if (GL.GetString(StringName.Extensions).ToLower().Contains("gl_ext_gpu_shader4"))
{
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(c_ctx, "ss4_vertex.glsl");
m_vertexShader.Prepend(preprocessorDefs);
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(c_ctx, "ss4_fragment.glsl");
m_fragmentShader.Prepend(preprocessorDefs);
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance <SSGeometryShader>(c_ctx, "ss4_geometry.glsl");
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3);
m_geometryShader.Prepend(preprocessorDefs);
m_geometryShader.LoadShader();
attach(m_geometryShader);
}
else
{
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(c_ctx, "ss1_vertex.glsl");
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(c_ctx, "ss1_fragment.glsl");
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
}
link();
// shader is initialized now...
Activate();
// reused uniform locations
u_diffTexEnabled = getUniLoc("diffTexEnabled");
u_specTexEnabled = getUniLoc("specTexEnabled");
u_ambiTexEnabled = getUniLoc("ambiTexEnabled");
u_bumpTexEnabled = getUniLoc("bumpTexEnabled");
u_animateSecondsOffset = getUniLoc("animateSecondsOffset");
u_winScale = getUniLoc("WIN_SCALE");
u_showWireframes = getUniLoc("showWireframes");
u_numShadowMaps = getUniLoc("numShadowMaps");
u_shadowMapTexture = getUniLoc("shadowMapTexture");
u_poissonSamplingEnabled = getUniLoc("poissonSamplingEnabled");
u_numPoissonSamples = getUniLoc("numPoissonSamples");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_lightingMode = getUniLoc("lightingMode");
u_shadowMapVPs = getUniLoc("shadowMapVPs");
u_poissonScaling = getUniLoc("poissonScale");
u_shadowMapViewSplits = getUniLoc("shadowMapViewSplits");
UniShowWireframes = false;
UniAnimateSecondsOffset = 0.0f;
UniNumShadowMaps = 0;
UniLightingMode = LightingMode.ShadowMapDebug;
UniPoissonSamplingEnabled = true;
UniNumPoissonSamples = 8;
#if MAIN_SHADER_INSTANCING
UniInstanceDrawEnabled = false;
UniInstanceBillboardingEnabled = false;
#endif
// uniform locations for texture setup only
int GLun_diffTex = getUniLoc("diffTex");
int GLun_specTex = getUniLoc("specTex");
int GLun_ambiTex = getUniLoc("ambiTex");
int GLun_bumpTex = getUniLoc("bumpTex");
// bind shader uniform variable handles to GL texture-unit numbers
GL.Uniform1(GLun_diffTex, 0); // Texture.Texture0
GL.Uniform1(GLun_specTex, 1); // Texture.Texture1
GL.Uniform1(GLun_ambiTex, 2); // Texture.Texture2
GL.Uniform1(GLun_bumpTex, 3); // Texture.Texture3
// errors?
m_isValid = checkGlValid();
}
public SSMainShaderProgram(string preprocessorDefs = null)
{
// we use this method of detecting the extension because we are in a GL2.2 context
bool load_fallback_shader = true;
// try to load SS4 shader
if (GL.GetString(StringName.Extensions).ToLower().Contains("gl_ext_gpu_shader4"))
{
try {
m_programID = GL.CreateProgram();
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(
Path.Combine(c_basePath, "ss4_vertex.glsl"));
m_vertexShader.Prepend(preprocessorDefs);
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(
Path.Combine(c_basePath, "ss4_fragment.glsl"));
m_fragmentShader.Prepend(preprocessorDefs);
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance <SSGeometryShader>(
Path.Combine(c_basePath, "ss4_geometry.glsl"));
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter(m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3);
m_geometryShader.Prepend(preprocessorDefs);
m_geometryShader.LoadShader();
attach(m_geometryShader);
load_fallback_shader = false;
Console.WriteLine(" ---- SS4 shader loaded ---- ");
} catch (SSShaderLoadException e) {
Console.WriteLine(" ---- SS4 shader load failed... fallback to SS1 ");
load_fallback_shader = true;
}
}
// if the SS4 shader failed, load SS1 shader....
if (load_fallback_shader)
{
m_programID = GL.CreateProgram();
m_vertexShader = SSAssetManager.GetInstance <SSVertexShader>(
Path.Combine(c_basePath, "ss1_vertex.glsl"));
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance <SSFragmentShader>(
Path.Combine(c_basePath, "ss1_fragment.glsl"));
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
Console.WriteLine(" !!!! SS1 shader loaded ");
}
link();
// shader is initialized now...
Activate();
// reused uniform locations
u_diffTexEnabled = getUniLoc("diffTexEnabled");
u_specTexEnabled = getUniLoc("specTexEnabled");
u_ambiTexEnabled = getUniLoc("ambiTexEnabled");
u_bumpTexEnabled = getUniLoc("bumpTexEnabled");
u_animateSecondsOffset = getUniLoc("animateSecondsOffset");
u_winScale = getUniLoc("WIN_SCALE");
u_showWireframes = getUniLoc("showWireframes");
u_receivesShadow = getUniLoc("receivesShadow");
u_numShadowMaps = getUniLoc("numShadowMaps");
u_shadowMapTexture = getUniLoc("shadowMapTexture");
u_poissonSamplingEnabled = getUniLoc("poissonSamplingEnabled");
u_numPoissonSamples = getUniLoc("numPoissonSamples");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_lightingMode = getUniLoc("lightingMode");
u_directionalLightIndex = getUniLoc("directionalLightIndex");
u_lighted = getUniLoc("lighted");
u_shadowMapVPs = getUniLoc("shadowMapVPs");
u_poissonScaling = getUniLoc("poissonScale");
u_shadowMapViewSplits = getUniLoc("shadowMapViewSplits");
u_spriteOffsetAndSize = getUniLoc("spriteOffsetAndSize");
UniShowWireframes = false;
UniAnimateSecondsOffset = 0.0f;
UniNumShadowMaps = 0;
UniLightingMode = LightingMode.ShadowMapDebug;
UniPoissonSamplingEnabled = true;
UniNumPoissonSamples = 8;
UniDirectionalLightIndex = -1; // no directional light by default
UniLighted = false;
#if MAIN_SHADER_INSTANCING
UniInstanceDrawEnabled = false;
UniInstanceBillboardingEnabled = false;
#endif
// uniform locations for texture setup only
int GLun_diffTex = getUniLoc("diffTex");
int GLun_specTex = getUniLoc("specTex");
int GLun_ambiTex = getUniLoc("ambiTex");
int GLun_bumpTex = getUniLoc("bumpTex");
// bind shader uniform variable handles to GL texture-unit numbers
GL.Uniform1(GLun_diffTex, 0); // Texture.Texture0
GL.Uniform1(GLun_specTex, 1); // Texture.Texture1
GL.Uniform1(GLun_ambiTex, 2); // Texture.Texture2
GL.Uniform1(GLun_bumpTex, 3); // Texture.Texture3
// errors?
m_isValid = checkGlValid();
}
protected void attach(SSShader shader)
{
GL.AttachShader(m_programID, shader.ShaderID);
}
public SSMainShaderProgram(string preprocessorDefs = null)
{
// we use this method of detecting the extension because we are in a GL2.2 context
bool load_fallback_shader = true;
// try to load SS4 shader
if (GL.GetString(StringName.Extensions).ToLower().Contains("gl_ext_gpu_shader4")) {
try {
m_programID = GL.CreateProgram();
m_vertexShader = SSAssetManager.GetInstance<SSVertexShader>(c_ctx, "ss4_vertex.glsl");
m_vertexShader.Prepend (preprocessorDefs);
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance<SSFragmentShader>(c_ctx, "ss4_fragment.glsl");
m_fragmentShader.Prepend (preprocessorDefs);
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
m_geometryShader = SSAssetManager.GetInstance<SSGeometryShader>(c_ctx, "ss4_geometry.glsl");
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryInputTypeExt, (int)All.Triangles);
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryOutputTypeExt, (int)All.TriangleStrip);
GL.Ext.ProgramParameter (m_programID, ExtGeometryShader4.GeometryVerticesOutExt, 3);
m_geometryShader.Prepend (preprocessorDefs);
m_geometryShader.LoadShader();
attach(m_geometryShader);
load_fallback_shader = false;
Console.WriteLine(" ---- SS4 shader loaded ---- ");
} catch (SSShaderLoadException e) {
Console.WriteLine(" ---- SS4 shader load failed... fallback to SS1 ");
load_fallback_shader = true;
}
}
// if the SS4 shader failed, load SS1 shader....
if (load_fallback_shader) {
m_programID = GL.CreateProgram();
m_vertexShader = SSAssetManager.GetInstance<SSVertexShader>(c_ctx, "ss1_vertex.glsl");
m_vertexShader.LoadShader();
attach(m_vertexShader);
m_fragmentShader = SSAssetManager.GetInstance<SSFragmentShader>(c_ctx, "ss1_fragment.glsl");
m_fragmentShader.LoadShader();
attach(m_fragmentShader);
Console.WriteLine(" !!!! SS1 shader loaded ");
}
link();
// shader is initialized now...
Activate ();
// reused uniform locations
u_diffTexEnabled = getUniLoc("diffTexEnabled");
u_specTexEnabled = getUniLoc("specTexEnabled");
u_ambiTexEnabled = getUniLoc("ambiTexEnabled");
u_bumpTexEnabled = getUniLoc("bumpTexEnabled");
u_animateSecondsOffset = getUniLoc("animateSecondsOffset");
u_winScale = getUniLoc("WIN_SCALE");
u_showWireframes = getUniLoc("showWireframes");
u_receivesShadow = getUniLoc("receivesShadow");
u_numShadowMaps = getUniLoc("numShadowMaps");
u_shadowMapTexture = getUniLoc("shadowMapTexture");
u_poissonSamplingEnabled = getUniLoc("poissonSamplingEnabled");
u_numPoissonSamples = getUniLoc("numPoissonSamples");
u_objectWorldTransform = getUniLoc("objWorldTransform");
u_lightingMode = getUniLoc("lightingMode");
u_directionalLightIndex = getUniLoc("directionalLightIndex");
u_shadowMapVPs = getUniLoc("shadowMapVPs");
u_poissonScaling = getUniLoc("poissonScale");
u_shadowMapViewSplits = getUniLoc("shadowMapViewSplits");
u_spriteOffsetAndSize = getUniLoc("spriteOffsetAndSize");
UniShowWireframes = false;
UniAnimateSecondsOffset = 0.0f;
UniNumShadowMaps = 0;
UniLightingMode = LightingMode.ShadowMapDebug;
UniPoissonSamplingEnabled = true;
UniNumPoissonSamples = 8;
UniDirectionalLightIndex = -1; // no directional light by default
#if MAIN_SHADER_INSTANCING
UniInstanceDrawEnabled = false;
UniInstanceBillboardingEnabled = false;
#endif
// uniform locations for texture setup only
int GLun_diffTex = getUniLoc("diffTex");
int GLun_specTex = getUniLoc("specTex");
int GLun_ambiTex = getUniLoc("ambiTex");
int GLun_bumpTex = getUniLoc("bumpTex");
// bind shader uniform variable handles to GL texture-unit numbers
GL.Uniform1(GLun_diffTex, 0); // Texture.Texture0
GL.Uniform1(GLun_specTex, 1); // Texture.Texture1
GL.Uniform1(GLun_ambiTex, 2); // Texture.Texture2
GL.Uniform1(GLun_bumpTex, 3); // Texture.Texture3
// errors?
m_isValid = checkGlValid();
}
