internal void Draw(GameObject g, ref Matrix4 viewProjection, HelperFrustum frustum, float zNear, float zFar, bool isSun)
{
if (g == null || !g.HasModel)
{
return;
}
bool isInsideFrustum = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
GL.Uniform3(KWEngine.RendererShadow.GetUniformHandleNearFarSun(), zNear, zFar, isSun ? 1f : 0f);
lock (g)
{
int index = -1;
foreach (string meshName in g.Model.Meshes.Keys)
{
index++;
GeoMesh mesh = g.Model.Meshes[meshName];
bool useMeshTransform = mesh.BoneNames.Count == 0 || !(g.AnimationID >= 0 && g.Model.Animations != null && g.Model.Animations.Count > 0);
if (mesh.Material.Opacity <= 0 || !isInsideFrustum)
{
continue;
}
if (g.IsShadowCaster && g.Opacity > 0f)
{
if (useMeshTransform == false)
{
GL.Uniform1(mUniform_UseAnimations, 1);
for (int i = 0; i < g.BoneTranslationMatrices[meshName].Length; i++)
{
Matrix4 tmp = g.BoneTranslationMatrices[meshName][i];
GL.UniformMatrix4(mUniform_BoneTransforms + i, false, ref tmp);
}
}
else
{
GL.Uniform1(mUniform_UseAnimations, 0);
}
Matrix4.Mult(ref g.ModelMatrixForRenderPass[g.Model.IsKWCube6 ? 0 : index], ref viewProjection, out _modelViewProjection);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
}
}
}
}
internal void Draw(GameObject g, ref Matrix4 viewProjection, HelperFrustum frustum, float zNear, float zFar, bool isSun)
{
if (g == null || !g.HasModel)
{
return;
}
bool isInsideFrustum = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
GL.Uniform3(KWEngine.RendererShadowQuad.GetUniformHandleNearFarSun(), zNear, zFar, isSun ? 1f : 0f);
lock (g)
{
int index = -1;
foreach (string meshName in g.Model.Meshes.Keys)
{
index++;
GeoMesh mesh = g.Model.Meshes[meshName];
if (mesh.Material.Opacity <= 0 || !isInsideFrustum)
{
continue;
}
if (g.IsShadowCaster && g.Opacity > 0f)
{
int texId = g._materials[index].TextureAlbedo.OpenGLID;
GL.ActiveTexture(TextureUnit.Texture0);
if (texId > 0)
{
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_Texture, 0);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureWhite);
GL.Uniform1(mUniform_Texture, 0);
}
GL.Uniform4(mUniform_TextureTransform, mesh.Material.TextureAlbedo.UVTransform.X == 0 ? 1 : mesh.Material.TextureAlbedo.UVTransform.X, mesh.Material.TextureAlbedo.UVTransform.Y == 0 ? 1 : mesh.Material.TextureAlbedo.UVTransform.Y, g.mTextureOffset.X, g.mTextureOffset.Y);
Matrix4.Mult(ref g.ModelMatrixForRenderPass[g.Model.IsKWCube6 ? 0 : index], ref viewProjection, out _modelViewProjection);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
}
}
}
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, HelperFrustum frustum)
{
throw new NotImplementedException();
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadowBiased, ref Matrix4 viewProjectionShadowBiased2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
{
return;
}
g.IsInsideScreenSpace = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
if (!g.IsInsideScreenSpace)
{
return;
}
GL.UseProgram(mProgramId);
lock (g)
{
int index = 0;
foreach (string meshName in g.Model.Meshes.Keys)
{
if (g._cubeModel is GeoModelCube6)
{
index = 0;
}
Matrix4.Mult(ref g.ModelMatrixForRenderPass[index], ref viewProjection, out _modelViewProjection);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
index++;
GL.Disable(EnableCap.Blend);
GeoMesh mesh = g.Model.Meshes[meshName];
if (mesh.Material.Opacity <= 0)
{
continue;
}
if (g._cubeModel != null)
{
UploadMaterialForKWCube(g._cubeModel, mesh, g);
}
else
{
GL.Uniform3(mUniform_BaseColor, mesh.Material.ColorDiffuse.X, mesh.Material.ColorDiffuse.Y, mesh.Material.ColorDiffuse.Z);
}
HelperGL.CheckGLErrors();
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
HelperGL.CheckGLErrors();
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
}
}
GL.UseProgram(0);
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadow, ref Matrix4 viewProjectionShadow2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
throw new NotImplementedException();
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadowBiased, ref Matrix4 viewProjectionShadowBiased2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
{
return;
}
g.IsInsideScreenSpace = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
if (!g.IsInsideScreenSpace)
{
return;
}
GL.UseProgram(mProgramId);
GL.Disable(EnableCap.Blend);
lock (g)
{
GL.Uniform1(mUniform_BiasCoefficient, KWEngine.ShadowMapCoefficient);
GL.Uniform4(mUniform_Glow, g.Glow.X, g.Glow.Y, g.Glow.Z, g.Glow.W);
GL.Uniform3(mUniform_TintColor, g.Color.X, g.Color.Y, g.Color.Z);
// How many lights are there?
GL.Uniform1(mUniform_LightCount, lightCount);
GL.Uniform4(mUniform_LightsColors, KWEngine.MAX_LIGHTS, lightColors);
GL.Uniform4(mUniform_LightsTargets, KWEngine.MAX_LIGHTS, lightTargets);
GL.Uniform4(mUniform_LightsPositions, KWEngine.MAX_LIGHTS, lightPositions);
// Sun
GL.Uniform4(mUniform_SunIntensity, g.CurrentWorld.GetSunColor());
GL.Uniform3(mUniform_SunPosition, g.CurrentWorld.GetSunPosition().X, g.CurrentWorld.GetSunPosition().Y, g.CurrentWorld.GetSunPosition().Z);
Vector3 sunDirection = g.CurrentWorld.GetSunPosition() - g.CurrentWorld.GetSunTarget();
sunDirection.NormalizeFast();
GL.Uniform3(mUniform_SunDirection, ref sunDirection);
GL.Uniform1(mUniform_SunAmbient, g.CurrentWorld.SunAmbientFactor);
GL.Uniform1(mUniform_SunAffection, g.IsAffectedBySun ? 1 : 0);
GL.Uniform1(mUniform_LightAffection, g.IsAffectedByLight ? 1 : 0);
// Camera
if (!CurrentWorld.IsFirstPersonMode)
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetCameraPosition().X, g.CurrentWorld.GetCameraPosition().Y, g.CurrentWorld.GetCameraPosition().Z);
GL.Uniform3(mUniform_uCameraDirection, g.CurrentWorld.GetCameraLookAtVector());
}
else
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetFirstPersonObject().Position.X, g.CurrentWorld.GetFirstPersonObject().Position.Y + g.CurrentWorld.GetFirstPersonObject().FPSEyeOffset, g.CurrentWorld.GetFirstPersonObject().Position.Z);
GL.Uniform3(mUniform_uCameraDirection, HelperCamera.GetLookAtVector());
}
// Upload depth texture (shadow mapping)
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap);
GL.Uniform1(mUniform_TextureShadowMap, 3);
try
{
Matrix4.Mult(ref g.ModelMatrixForRenderPass[0], ref viewProjection, out _modelViewProjection);
Matrix4.Transpose(ref g.ModelMatrixForRenderPass[0], out _normalMatrix);
Matrix4.Invert(ref _normalMatrix, out _normalMatrix);
}
catch (Exception)
{
_normalMatrix = g.ModelMatrixForRenderPass[0];
}
GL.UniformMatrix4(mUniform_ModelMatrix, false, ref g.ModelMatrixForRenderPass[0]);
GL.UniformMatrix4(mUniform_NormalMatrix, false, ref _normalMatrix);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
if (lightShadow >= 0)
{
Matrix4 modelViewProjectionMatrixBiased2 = g.ModelMatrixForRenderPass[0] * viewProjectionShadowBiased2;
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
GL.Uniform1(mUniform_ShadowLightPosition, lightShadow);
GL.UniformMatrix4(mUniform_MVPShadowMap2, false, ref modelViewProjectionMatrixBiased2);
GL.Uniform1(mUniform_BiasCoefficient2, CurrentWorld.GetLightObjects().ElementAt(lightShadow).ShadowMapBiasCoefficient);
}
else
{
GL.Uniform1(mUniform_ShadowLightPosition, -1);
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
}
foreach (string meshName in g.Model.Meshes.Keys)
{
GeoMesh mesh = g.Model.Meshes[meshName];
GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
// Shadow mapping
Matrix4 modelViewProjectionMatrixBiased = g.ModelMatrixForRenderPass[0] * viewProjectionShadowBiased;
GL.UniformMatrix4(mUniform_MVPShadowMap, false, ref modelViewProjectionMatrixBiased);
GL.Uniform2(mUniform_TextureTransform, mesh.Terrain.mTexX, mesh.Terrain.mTexY);
int texId = mesh.Material.TextureDiffuse.OpenGLID;
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_Texture, 0);
GL.Uniform1(mUniform_TextureUse, 1);
}
else
{
GL.Uniform1(mUniform_TextureUse, 0);
}
texId = mesh.Material.TextureNormal.OpenGLID;
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureNormalMap, 1);
GL.Uniform1(mUniform_TextureUseNormalMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseNormalMap, 0);
}
texId = mesh.Material.TextureSpecular.OpenGLID;
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture2);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureSpecularMap, 2);
GL.Uniform1(mUniform_TextureUseSpecularMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseSpecularMap, 0);
}
// Blendmapping:
if (mesh.Terrain._texBlend > 0 && mesh.Terrain._texBlend != KWEngine.TextureBlack)
{
GL.ActiveTexture(TextureUnit.Texture10);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texBlend);
GL.Uniform1(mUniform_TextureBlend, 10);
GL.ActiveTexture(TextureUnit.Texture11);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texR);
GL.Uniform1(mUniform_TextureRed, 11);
if (mesh.Terrain._texG > 0 && mesh.Terrain._texG != KWEngine.TextureAlpha)
{
GL.ActiveTexture(TextureUnit.Texture12);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texG);
GL.Uniform1(mUniform_TextureGreen, 12);
}
if (mesh.Terrain._texB > 0 && mesh.Terrain._texB != KWEngine.TextureAlpha)
{
GL.ActiveTexture(TextureUnit.Texture13);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texB);
GL.Uniform1(mUniform_TextureBlue, 13);
}
GL.Uniform1(mUniform_UseBlend, 1);
}
else
{
GL.Uniform1(mUniform_UseBlend, 0);
}
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.BindVertexArray(0);
}
}
GL.UseProgram(0);
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadowBiased, ref Matrix4 viewProjectionShadowBiased2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
throw new Exception("not implemented yet.");
/*
* if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
* return;
*
* g.IsInsideScreenSpace = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
* if (!g.IsInsideScreenSpace)
* return;
*
* GL.UseProgram(mProgramId);
*
* lock (g)
* {
* GL.Uniform1(mUniform_BiasCoefficient, KWEngine.ShadowMapCoefficient);
* GL.Uniform4(mUniform_Glow, g.Glow.X, g.Glow.Y, g.Glow.Z, g.Glow.W);
* GL.Uniform3(mUniform_TintColor, g.Color.X, g.Color.Y, g.Color.Z);
*
* // How many lights are there?
* GL.Uniform1(mUniform_LightCount, lightCount);
* GL.Uniform4(mUniform_LightsColors, KWEngine.MAX_LIGHTS, lightColors);
* GL.Uniform4(mUniform_LightsTargets, KWEngine.MAX_LIGHTS, lightTargets);
* GL.Uniform4(mUniform_LightsPositions, KWEngine.MAX_LIGHTS, lightPositions);
*
* // Sun
* GL.Uniform4(mUniform_SunIntensity, g.CurrentWorld.GetSunColor());
* GL.Uniform3(mUniform_SunPosition, g.CurrentWorld.GetSunPosition().X, g.CurrentWorld.GetSunPosition().Y, g.CurrentWorld.GetSunPosition().Z);
* Vector3 sunDirection = g.CurrentWorld.GetSunPosition() - g.CurrentWorld.GetSunTarget();
* sunDirection.NormalizeFast();
* GL.Uniform3(mUniform_SunDirection, ref sunDirection);
* GL.Uniform1(mUniform_SunAmbient, g.CurrentWorld.SunAmbientFactor);
*
* GL.Uniform1(mUniform_SunAffection, g.IsAffectedBySun ? 1 : 0);
* GL.Uniform1(mUniform_LightAffection, g.IsAffectedByLight ? 1 : 0);
*
* // Camera
* if (!CurrentWorld.IsFirstPersonMode)
* {
* GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetCameraPosition().X, g.CurrentWorld.GetCameraPosition().Y, g.CurrentWorld.GetCameraPosition().Z);
* GL.Uniform3(mUniform_uCameraDirection, g.CurrentWorld.GetCameraLookAtVector());
* }
* else
* {
* GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetFirstPersonObject().Position.X, g.CurrentWorld.GetFirstPersonObject().Position.Y + g.CurrentWorld.GetFirstPersonObject().FPSEyeOffset, g.CurrentWorld.GetFirstPersonObject().Position.Z);
* GL.Uniform3(mUniform_uCameraDirection, HelperCamera.GetLookAtVector());
* }
*
* // Upload depth texture (shadow mapping)
* GL.ActiveTexture(TextureUnit.Texture3);
* GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap);
* GL.Uniform1(mUniform_TextureShadowMap, 3);
*
*
* foreach (string meshName in g.Model.Meshes.Keys)
* {
* GL.Disable(EnableCap.Blend);
* GeoMesh mesh = g.Model.Meshes[meshName];
* if(mesh.Material.Opacity <= 0)
* {
* continue;
* }
*
* if (mesh.Material.Opacity < 1 || g.Opacity < 1)
* {
* GL.Enable(EnableCap.Blend);
* }
* if (g.Opacity < mesh.Material.Opacity)
* GL.Uniform1(mUniform_Opacity, g.Opacity);
* else
* GL.Uniform1(mUniform_Opacity, mesh.Material.Opacity);
*
*
* Dictionary<GameObject.Override, object> overrides = null;
* if (g._overrides.ContainsKey(mesh.Name))
* {
* overrides = g._overrides[mesh.Name];
* }
*
* if (g.AnimationID >= 0 && g.Model.Animations != null && g.Model.Animations.Count > 0)
* {
* GL.Uniform1(mUniform_UseAnimations, 1);
* lock (g.BoneTranslationMatrices)
* {
* for (int i = 0; i < g.BoneTranslationMatrices[meshName].Length; i++)
* {
* Matrix4 tmp = g.BoneTranslationMatrices[meshName][i];
* GL.UniformMatrix4(mUniform_BoneTransforms + i, false, ref tmp);
* }
* }
* }
* else
* {
* GL.Uniform1(mUniform_UseAnimations, 0);
* }
*
* if (g._cubeModel != null)
* {
* GL.Uniform1(mUniform_SpecularPower, g._cubeModel.SpecularPower);
* GL.Uniform1(mUniform_SpecularArea, g._cubeModel.SpecularArea);
* }
* else
* {
* if (overrides == null || overrides.Count == 0)
* GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
* else
* {
* bool found = overrides.TryGetValue(GameObject.Override.SpecularPower, out object value);
* if (found)
* GL.Uniform1(mUniform_SpecularPower, (float)value);
* else
* GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
*
*
* }
*
* if (overrides == null || overrides.Count == 0)
* GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
* else
* {
* bool found = overrides.TryGetValue(GameObject.Override.SpecularArea, out object value);
* if (found)
* GL.Uniform1(mUniform_SpecularArea, (float)value);
* else
* GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
* }
* }
*
* Matrix4.Mult(ref g.ModelMatrixForRenderPass, ref viewProjection, out _modelViewProjection);
* Matrix4.Transpose(ref g.ModelMatrixForRenderPass, out _normalMatrix);
* Matrix4.Invert(ref _normalMatrix, out _normalMatrix);
*
* GL.UniformMatrix4(mUniform_ModelMatrix, false, ref g.ModelMatrixForRenderPass);
* GL.UniformMatrix4(mUniform_NormalMatrix, false, ref _normalMatrix);
* GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
*
* // Shadow mapping
* Matrix4 modelViewProjectionMatrixBiased = g.ModelMatrixForRenderPass * viewProjectionShadowBiased;
* GL.UniformMatrix4(mUniform_MVPShadowMap, false, ref modelViewProjectionMatrixBiased);
*
*
* if (g._cubeModel != null)
* {
* UploadMaterialForKWCube(g._cubeModel, mesh, g);
* GL.Uniform1(mUniform_TextureUseLightMap, 0);
* }
* else
* {
* if (mesh.Material.TextureLight.OpenGLID > 0)
* {
* GL.ActiveTexture(TextureUnit.Texture8);
* GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureLight.OpenGLID);
* GL.Uniform1(mUniform_TextureLightMap, 8);
* GL.Uniform1(mUniform_TextureUseLightMap, 1);
* }
* else
* {
* GL.Uniform1(mUniform_TextureUseLightMap, 0);
* }
*
*
*
*
* bool found = false;
* object overrideValue = null;
* if (overrides != null && overrides.Count > 0)
* found = overrides.TryGetValue(GameObject.Override.TextureTransform, out overrideValue);
*
* if (found)
* {
* Vector2 uvTransform = (Vector2)overrideValue;
* GL.Uniform2(mUniform_TextureTransform, uvTransform.X, uvTransform.Y);
* }
* else
* GL.Uniform2(mUniform_TextureTransform, mesh.Material.TextureDiffuse.UVTransform.X, mesh.Material.TextureDiffuse.UVTransform.Y);
*
* // Diffuse texture:
* overrideValue = null;
* found = false;
* int texId = -1;
* if (overrides != null && overrides.Count > 0)
* {
* found = overrides.TryGetValue(GameObject.Override.TextureDiffuse, out overrideValue);
* }
* if (found)
* texId = ((GeoTexture)overrideValue).OpenGLID;
* else
* texId = mesh.Material.TextureDiffuse.OpenGLID;
*
* if (texId > 0)
* {
* GL.ActiveTexture(TextureUnit.Texture0);
* GL.BindTexture(TextureTarget.Texture2D, texId);
* GL.Uniform1(mUniform_Texture, 0);
* GL.Uniform1(mUniform_TextureUse, 1);
* GL.Uniform3(mUniform_BaseColor, 1f, 1f, 1f);
* }
* else
* {
* GL.Uniform1(mUniform_TextureUse, 0);
* GL.Uniform3(mUniform_BaseColor, mesh.Material.ColorDiffuse.X, mesh.Material.ColorDiffuse.Y, mesh.Material.ColorDiffuse.Z);
* }
*
* overrideValue = null;
* found = false;
* texId = -1;
* if (overrides != null && overrides.Count > 0)
* {
* found = overrides.TryGetValue(GameObject.Override.TextureNormal, out overrideValue);
* }
* if (found)
* texId = ((GeoTexture)overrideValue).OpenGLID;
* else
* texId = mesh.Material.TextureNormal.OpenGLID;
* if (texId > 0)
* {
* GL.ActiveTexture(TextureUnit.Texture1);
* GL.BindTexture(TextureTarget.Texture2D, texId);
* GL.Uniform1(mUniform_TextureNormalMap, 1);
* GL.Uniform1(mUniform_TextureUseNormalMap, 1);
* }
* else
* {
* GL.Uniform1(mUniform_TextureUseNormalMap, 0);
* }
*
* overrideValue = null;
* found = false;
* texId = -1;
* if (overrides != null)
* {
* found = overrides.TryGetValue(GameObject.Override.TextureSpecular, out overrideValue);
* }
* if (found)
* texId = ((GeoTexture)overrideValue).OpenGLID;
* else
* texId = mesh.Material.TextureSpecular.OpenGLID;
* if (texId > 0)
* {
* GL.ActiveTexture(TextureUnit.Texture2);
* GL.BindTexture(TextureTarget.Texture2D, texId);
* GL.Uniform1(mUniform_TextureSpecularMap, 2);
* GL.Uniform1(mUniform_TextureUseSpecularMap, 1);
* if (!found && mesh.Material.TextureSpecularIsRoughness)
* GL.Uniform1(mUniform_TextureSpecularIsRoughness, mesh.Material.TextureSpecularIsRoughness ? 1 : 0);
* else
* GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
* }
* else
* {
* GL.Uniform1(mUniform_TextureUseSpecularMap, 0);
* GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
* }
*
*
* if (mesh.Material.TextureEmissive.OpenGLID > 0)
* {
* GL.ActiveTexture(TextureUnit.Texture4);
* GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureEmissive.OpenGLID);
* GL.Uniform1(mUniform_TextureSpecularMap, 4);
* GL.Uniform1(mUniform_TextureUseEmissiveMap, 1);
* }
* else
* {
* GL.Uniform1(mUniform_TextureUseEmissiveMap, 0);
* }
*
* if (g.ColorEmissive.W > 0)
* {
* GL.Uniform4(mUniform_EmissiveColor, g.ColorEmissive);
* }
* else
* {
* GL.Uniform4(mUniform_EmissiveColor, mesh.Material.ColorEmissive);
* }
* }
*
* GL.BindVertexArray(mesh.VAO);
* GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
* GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
* GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
*
* GL.BindVertexArray(0);
*
* }
*
* }
* GL.UseProgram(0);
*/
}
internal override void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadowBiased, ref Matrix4 viewProjectionShadowBiased2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow)
{
if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
{
return;
}
g.IsInsideScreenSpace = frustum.VolumeVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDimensions().X, g.GetMaxDimensions().Y, g.GetMaxDimensions().Z);
if (!g.IsInsideScreenSpace)
{
return;
}
GL.UseProgram(mProgramId);
lock (g)
{
GL.Uniform1(mUniform_BiasCoefficient, KWEngine.ShadowMapCoefficient);
GL.Uniform4(mUniform_Glow, g.Glow);
GL.Uniform4(mUniform_Outline, g.ColorOutline);
GL.Uniform3(mUniform_TintColor, g.Color);
// How many lights are there?
GL.Uniform1(mUniform_LightCount, lightCount);
GL.Uniform4(mUniform_LightsColors, KWEngine.MAX_LIGHTS, lightColors);
GL.Uniform4(mUniform_LightsTargets, KWEngine.MAX_LIGHTS, lightTargets);
GL.Uniform4(mUniform_LightsPositions, KWEngine.MAX_LIGHTS, lightPositions);
// Sun
GL.Uniform4(mUniform_SunIntensity, g.CurrentWorld.GetSunColor());
GL.Uniform3(mUniform_SunPosition, g.CurrentWorld.GetSunPosition().X, g.CurrentWorld.GetSunPosition().Y, g.CurrentWorld.GetSunPosition().Z);
Vector3 sunDirection = g.CurrentWorld.GetSunPosition() - g.CurrentWorld.GetSunTarget();
sunDirection.NormalizeFast();
GL.Uniform3(mUniform_SunDirection, ref sunDirection);
GL.Uniform1(mUniform_SunAmbient, g.CurrentWorld.SunAmbientFactor);
GL.Uniform1(mUniform_SunAffection, g.IsAffectedBySun ? 1 : 0);
GL.Uniform1(mUniform_LightAffection, g.IsAffectedByLight ? 1 : 0);
// Camera
if (!CurrentWorld.IsFirstPersonMode)
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetCameraPosition().X, g.CurrentWorld.GetCameraPosition().Y, g.CurrentWorld.GetCameraPosition().Z);
GL.Uniform3(mUniform_uCameraDirection, g.CurrentWorld.GetCameraLookAtVector());
}
else
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetFirstPersonObject().Position.X, g.CurrentWorld.GetFirstPersonObject().Position.Y + g.CurrentWorld.GetFirstPersonObject().FPSEyeOffset, g.CurrentWorld.GetFirstPersonObject().Position.Z);
GL.Uniform3(mUniform_uCameraDirection, HelperCamera.GetLookAtVector());
}
// Upload depth texture (shadow mapping)
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap);
GL.Uniform1(mUniform_TextureShadowMap, 3);
if (lightShadow >= 0)
{
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
GL.Uniform1(mUniform_ShadowLightPosition, lightShadow);
GL.Uniform1(mUniform_BiasCoefficient2, CurrentWorld.GetLightObjects().ElementAt(lightShadow).ShadowMapBiasCoefficient);
}
else
{
GL.ActiveTexture(TextureUnit.Texture5);
GL.BindTexture(TextureTarget.Texture2D, GLWindow.CurrentWindow.TextureShadowMap2);
GL.Uniform1(mUniform_TextureShadowMap2, 5);
GL.Uniform1(mUniform_ShadowLightPosition, -1);
}
int index = 0;
foreach (string meshName in g.Model.Meshes.Keys)
{
if (g._cubeModel is GeoModelCube6)
{
index = 0;
}
// Matrices:
try
{
Matrix4.Mult(ref g.ModelMatrixForRenderPass[index], ref viewProjection, out _modelViewProjection);
Matrix4.Transpose(ref g.ModelMatrixForRenderPass[index], out _normalMatrix);
Matrix4.Invert(ref _normalMatrix, out _normalMatrix);
}
catch (Exception)
{
continue;
}
GL.UniformMatrix4(mUniform_ModelMatrix, false, ref g.ModelMatrixForRenderPass[index]);
GL.UniformMatrix4(mUniform_NormalMatrix, false, ref _normalMatrix);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
// Shadow mapping
Matrix4 modelViewProjectionMatrixBiased = g.ModelMatrixForRenderPass[index] * viewProjectionShadowBiased;
GL.UniformMatrix4(mUniform_MVPShadowMap, false, ref modelViewProjectionMatrixBiased);
if (lightShadow >= 0)
{
Matrix4 modelViewProjectionMatrixBiased2 = g.ModelMatrixForRenderPass[index] * viewProjectionShadowBiased2;
GL.UniformMatrix4(mUniform_MVPShadowMap2, false, ref modelViewProjectionMatrixBiased2);
}
index++;
GL.Disable(EnableCap.Blend);
GeoMesh mesh = g.Model.Meshes[meshName];
if (mesh.Material.Opacity <= 0)
{
continue;
}
if (mesh.Material.Opacity < 1 || g.Opacity < 1)
{
GL.Enable(EnableCap.Blend);
}
if (g.Opacity < mesh.Material.Opacity)
{
GL.Uniform1(mUniform_Opacity, g.Opacity);
}
else
{
GL.Uniform1(mUniform_Opacity, mesh.Material.Opacity);
}
Dictionary <GameObject.Override, object> overrides = null;
if (g._overrides.ContainsKey(mesh.Name))
{
overrides = g._overrides[mesh.Name];
}
if (mesh.BoneNames.Count > 0 && g.AnimationID >= 0 && g.Model.Animations != null && g.Model.Animations.Count > 0)
{
GL.Uniform1(mUniform_UseAnimations, 1);
for (int i = 0; i < g.BoneTranslationMatrices[meshName].Length; i++)
{
Matrix4 tmp = g.BoneTranslationMatrices[meshName][i];
GL.UniformMatrix4(mUniform_BoneTransforms + i, false, ref tmp);
}
}
else
{
GL.Uniform1(mUniform_UseAnimations, 0);
}
if (g._cubeModel != null)
{
GL.Uniform1(mUniform_SpecularPower, g._cubeModel.SpecularPower);
GL.Uniform1(mUniform_SpecularArea, g._cubeModel.SpecularArea);
}
else
{
if (overrides == null || overrides.Count == 0)
{
GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
}
else
{
bool found = overrides.TryGetValue(GameObject.Override.SpecularPower, out object value);
if (found)
{
GL.Uniform1(mUniform_SpecularPower, (float)value);
}
else
{
GL.Uniform1(mUniform_SpecularPower, mesh.Material.SpecularPower);
}
}
if (overrides == null || overrides.Count == 0)
{
GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
}
else
{
bool found = overrides.TryGetValue(GameObject.Override.SpecularArea, out object value);
if (found)
{
GL.Uniform1(mUniform_SpecularArea, (float)value);
}
else
{
GL.Uniform1(mUniform_SpecularArea, mesh.Material.SpecularArea);
}
}
}
if (g._cubeModel != null)
{
UploadMaterialForKWCube(g._cubeModel, mesh, g);
GL.Uniform1(mUniform_TextureUseLightMap, 0);
}
else
{
if (mesh.Material.TextureLight.OpenGLID > 0)
{
GL.ActiveTexture(TextureUnit.Texture8);
GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureLight.OpenGLID);
GL.Uniform1(mUniform_TextureLightMap, 8);
GL.Uniform1(mUniform_TextureUseLightMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseLightMap, 0);
}
bool found = false;
object overrideValue = null;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureTransform, out overrideValue);
}
if (found)
{
Vector2 uvTransform = (Vector2)overrideValue;
GL.Uniform2(mUniform_TextureTransform, uvTransform.X, uvTransform.Y);
}
else
{
GL.Uniform2(mUniform_TextureTransform, mesh.Material.TextureDiffuse.UVTransform.X, mesh.Material.TextureDiffuse.UVTransform.Y);
}
// Diffuse texture:
overrideValue = null;
found = false;
int texId = -1;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureDiffuse, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureDiffuse.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_Texture, 0);
GL.Uniform1(mUniform_TextureUse, 1);
GL.Uniform3(mUniform_BaseColor, 1f, 1f, 1f);
}
else
{
GL.Uniform1(mUniform_TextureUse, 0);
GL.Uniform3(mUniform_BaseColor, mesh.Material.ColorDiffuse.X, mesh.Material.ColorDiffuse.Y, mesh.Material.ColorDiffuse.Z);
}
overrideValue = null;
found = false;
texId = -1;
if (overrides != null && overrides.Count > 0)
{
found = overrides.TryGetValue(GameObject.Override.TextureNormal, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureNormal.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureNormalMap, 1);
GL.Uniform1(mUniform_TextureUseNormalMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseNormalMap, 0);
}
overrideValue = null;
found = false;
texId = -1;
if (overrides != null)
{
found = overrides.TryGetValue(GameObject.Override.TextureSpecular, out overrideValue);
}
if (found)
{
texId = ((GeoTexture)overrideValue).OpenGLID;
}
else
{
texId = mesh.Material.TextureSpecular.OpenGLID;
}
if (texId > 0)
{
GL.ActiveTexture(TextureUnit.Texture2);
GL.BindTexture(TextureTarget.Texture2D, texId);
GL.Uniform1(mUniform_TextureSpecularMap, 2);
GL.Uniform1(mUniform_TextureUseSpecularMap, 1);
if (!found && mesh.Material.TextureSpecularIsRoughness)
{
GL.Uniform1(mUniform_TextureSpecularIsRoughness, mesh.Material.TextureSpecularIsRoughness ? 1 : 0);
}
else
{
GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
}
}
else
{
GL.Uniform1(mUniform_TextureUseSpecularMap, 0);
GL.Uniform1(mUniform_TextureSpecularIsRoughness, 0);
}
if (mesh.Material.TextureEmissive.OpenGLID > 0)
{
GL.ActiveTexture(TextureUnit.Texture4);
GL.BindTexture(TextureTarget.Texture2D, mesh.Material.TextureEmissive.OpenGLID);
GL.Uniform1(mUniform_TextureEmissiveMap, 4);
GL.Uniform1(mUniform_TextureUseEmissiveMap, 1);
}
else
{
GL.Uniform1(mUniform_TextureUseEmissiveMap, 0);
}
if (g.ColorEmissive.W > 0)
{
GL.Uniform4(mUniform_EmissiveColor, g.ColorEmissive);
}
else
{
GL.Uniform4(mUniform_EmissiveColor, mesh.Material.ColorEmissive);
}
}
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
//HelperGL.CheckGLErrors();
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
GL.BindTexture(TextureTarget.Texture2D, 0);
}
}
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.UseProgram(0);
}
internal abstract void Draw(GameObject g, ref Matrix4 viewProjection, ref Matrix4 viewProjectionShadow, ref Matrix4 viewProjectionShadow2, HelperFrustum frustum, ref float[] lightColors, ref float[] lightTargets, ref float[] lightPositions, int lightCount, ref int lightShadow);
internal abstract void Draw(GameObject g, ref Matrix4 viewProjection, HelperFrustum frustum);
internal void Draw(GameObject g, ref Matrix4 viewProjection, HelperFrustum frustum, int textureIndex)
{
if (g == null || !g.HasModel || g.CurrentWorld == null || g.Opacity <= 0)
{
return;
}
if (KWEngine.Projection == ProjectionType.Perspective)
{
g.IsInsideScreenSpace = frustum.SphereVsFrustum(g.GetCenterPointForAllHitboxes(), g.GetMaxDiameter() / 2);
}
else
{
Vector3 lookAt = CurrentWorld.GetCameraLookAtVectorEitherWay();
Vector3 camPos = CurrentWorld.GetCameraPositionEitherWay();
Vector3 objectCenter = g.GetCenterPointForAllHitboxes();
float dot = Vector3.Dot(objectCenter - camPos, lookAt);
g.IsInsideScreenSpace = dot > 0;
}
if (!g.IsInsideScreenSpace)
{
return;
}
GL.Disable(EnableCap.Blend);
lock (g)
{
if (g.Opacity < 1)
{
GL.Enable(EnableCap.Blend);
}
GL.Uniform4(mUniform_Glow, g.Glow);
GL.Uniform4(mUniform_Outline, g.ColorOutline);
GL.Uniform3(mUniform_TintColor, g.Color);
GL.Uniform1(mUniform_LightAffection, g.IsAffectedByLight ? 1 : 0);
// Camera
if (!CurrentWorld.IsFirstPersonMode)
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetCameraPosition().X, g.CurrentWorld.GetCameraPosition().Y, g.CurrentWorld.GetCameraPosition().Z);
GL.Uniform3(mUniform_uCameraDirection, g.CurrentWorld.GetCameraLookAtVector());
}
else
{
GL.Uniform3(mUniform_uCameraPos, g.CurrentWorld.GetFirstPersonObject().Position.X, g.CurrentWorld.GetFirstPersonObject().Position.Y + g.CurrentWorld.GetFirstPersonObject().FPSEyeOffset, g.CurrentWorld.GetFirstPersonObject().Position.Z);
GL.Uniform3(mUniform_uCameraDirection, HelperCamera.GetLookAtVector());
}
Matrix4.Mult(ref g.ModelMatrixForRenderPass[0], ref viewProjection, out _modelViewProjection);
Matrix4.Transpose(ref g.ModelMatrixForRenderPass[0], out _normalMatrix);
Matrix4.Invert(ref _normalMatrix, out _normalMatrix);
GL.UniformMatrix4(mUniform_ModelMatrix, false, ref g.ModelMatrixForRenderPass[0]);
GL.UniformMatrix4(mUniform_NormalMatrix, false, ref _normalMatrix);
GL.UniformMatrix4(mUniform_MVP, false, ref _modelViewProjection);
if (g.ColorEmissive.W > 0)
{
GL.Uniform4(mUniform_EmissiveColor, g.ColorEmissive);
}
else
{
GL.Uniform4(mUniform_EmissiveColor, Vector4.Zero);
}
string meshName = g.Model.Meshes.Keys.ElementAt(0);
GeoMesh mesh = g.Model.Meshes[meshName];
GeoMaterial meshMaterial = mesh.Material;
GL.Uniform1(mUniform_Roughness, meshMaterial.Roughness);
GL.Uniform1(mUniform_Metalness, meshMaterial.Metalness);
GL.Uniform4(mUniform_TextureTransform, mesh.Terrain.mTexX, mesh.Terrain.mTexY, g.mTextureOffset.X, g.mTextureOffset.Y);
// albedo map:
int texId = -1;
texId = mesh.Material.TextureAlbedo.OpenGLID;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, texId > 0 ? texId : KWEngine.TextureWhite);
GL.Uniform1(mUniform_Texture, textureIndex);
GL.Uniform1(mUniform_TextureUse, texId > 0 ? 1 : 0);
GL.Uniform3(mUniform_BaseColor, texId > 0 ? new Vector3(1f, 1f, 1f) : new Vector3(meshMaterial.ColorAlbedo.X, meshMaterial.ColorAlbedo.Y, meshMaterial.ColorAlbedo.Z));
textureIndex++;
// normal map:
texId = meshMaterial.TextureNormal.OpenGLID;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, texId > 0 ? texId : KWEngine.TextureWhite);
GL.Uniform1(mUniform_TextureNormalMap, textureIndex);
GL.Uniform1(mUniform_TextureUseNormalMap, texId > 0 ? 1 : 0);
textureIndex++;
// roughness map:
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
if (meshMaterial.TextureRoughness.OpenGLID > 0)
{
GL.BindTexture(TextureTarget.Texture2D, meshMaterial.TextureRoughness.OpenGLID);
GL.Uniform1(mUniform_TextureRoughnessMap, textureIndex);
GL.Uniform1(mUniform_TextureUseRoughnessMap, 1);
GL.Uniform1(mUniform_TextureRoughnessIsSpecular, meshMaterial.TextureRoughnessIsSpecular ? 1 : 0);
}
else
{
if (meshMaterial.TextureRoughnessInMetalness && meshMaterial.TextureMetalness.OpenGLID > 0)
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureWhite);
GL.Uniform1(mUniform_TextureRoughnessMap, textureIndex);
GL.Uniform1(mUniform_TextureUseRoughnessMap, 0);
GL.Uniform1(mUniform_TextureRoughnessIsSpecular, 1);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureWhite);
GL.Uniform1(mUniform_TextureRoughnessMap, textureIndex);
GL.Uniform1(mUniform_TextureUseRoughnessMap, 0);
GL.Uniform1(mUniform_TextureRoughnessIsSpecular, 0);
}
}
textureIndex++;
// metalness map:
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
if (meshMaterial.TextureMetalness.OpenGLID > 0)
{
GL.BindTexture(TextureTarget.Texture2D, meshMaterial.TextureMetalness.OpenGLID);
GL.Uniform1(mUniform_TextureMetalnessMap, textureIndex);
GL.Uniform1(mUniform_TextureUseMetalnessMap, 1);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureMetalnessMap, textureIndex);
GL.Uniform1(mUniform_TextureUseMetalnessMap, 0);
}
textureIndex++;
// emissive map:
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
if (meshMaterial.TextureEmissive.OpenGLID > 0)
{
GL.BindTexture(TextureTarget.Texture2D, meshMaterial.TextureEmissive.OpenGLID);
GL.Uniform1(mUniform_TextureEmissiveMap, textureIndex);
GL.Uniform1(mUniform_TextureUseEmissiveMap, 1);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureEmissiveMap, textureIndex);
GL.Uniform1(mUniform_TextureUseEmissiveMap, 0);
}
textureIndex++;
// Blendmapping:
if (mesh.Terrain._texBlend > 0 && mesh.Terrain._texBlend != KWEngine.TextureBlack)
{
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texBlend);
GL.Uniform1(mUniform_TextureBlend, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texR);
GL.Uniform1(mUniform_TextureRed, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
if (mesh.Terrain._texG > 0 && mesh.Terrain._texG != KWEngine.TextureAlpha)
{
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texG);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureAlpha);
}
GL.Uniform1(mUniform_TextureGreen, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
if (mesh.Terrain._texB > 0 && mesh.Terrain._texB != KWEngine.TextureAlpha)
{
GL.BindTexture(TextureTarget.Texture2D, mesh.Terrain._texB);
}
else
{
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureAlpha);
}
GL.Uniform1(mUniform_TextureBlue, textureIndex);
textureIndex++;
GL.Uniform1(mUniform_UseBlend, 1);
}
else
{
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureBlend, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureRed, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureGreen, textureIndex);
textureIndex++;
GL.ActiveTexture(TextureUnit.Texture0 + textureIndex);
GL.BindTexture(TextureTarget.Texture2D, KWEngine.TextureBlack);
GL.Uniform1(mUniform_TextureBlue, textureIndex);
textureIndex++;
GL.Uniform1(mUniform_UseBlend, 0);
}
GL.BindVertexArray(mesh.VAO);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, mesh.VBOIndex);
GL.DrawElements(mesh.Primitive, mesh.IndexCount, DrawElementsType.UnsignedInt, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
}
if (g.Opacity < 1)
{
GL.Disable(EnableCap.Blend);
}
}
