private static void SetShaderUniforms(Matrix4 mvpMatrix, float scaleX, float scaleY, float scaleZ, float centerX, float centerY, float centerZ, Shader shader)
{
shader.SetVector3("center", centerX, centerY, centerZ);
shader.SetVector3("scale", scaleX, scaleY, scaleZ);
shader.SetVector4("color", new Vector4(1, 0, 1, 1));
Matrix4 matrix = mvpMatrix;
shader.SetMatrix4x4("mvpMatrix", ref matrix);
}
public static void DrawQuadGradient(Vector3 topColor, Vector3 bottomColor, VertexArrayObject screenVao)
{
// draw RGB and alpha channels of texture to screen quad
Shader shader = OpenTKSharedResources.shaders["Gradient"];
shader.UseProgram();
EnableAlphaBlendingWhiteBackground();
shader.SetVector3("topColor", topColor);
shader.SetVector3("bottomColor", bottomColor);
DrawScreenTriangle(shader, screenVao);
}
public void SetShaderUniforms(Shader shader)
{
foreach (var uniform in intUniformsByName)
{
shader.SetInt(uniform.Key, uniform.Value);
}
foreach (var uniform in floatUniformsByName)
{
shader.SetFloat(uniform.Key, uniform.Value);
}
foreach (var uniform in vec2UniformsByName)
{
shader.SetVector2(uniform.Key, uniform.Value);
}
foreach (var uniform in vec3UniformsByName)
{
shader.SetVector3(uniform.Key, uniform.Value);
}
foreach (var uniform in vec4UniformsByName)
{
shader.SetVector4(uniform.Key, uniform.Value);
}
foreach (var uniform in mat4UniformsByName)
{
Matrix4 value = uniform.Value;
shader.SetMatrix4x4(uniform.Key, ref value);
}
}
private void SetCenterUniform(float centerX, float centerY, float centerZ)
{
Shader shader = OpenTKSharedResources.shaders["SolidColor3D"];
shader.UseProgram();
shader.SetVector3("center", centerX, centerY, centerZ);
}
private void SetScaleUniform()
{
Shader shader = OpenTKSharedResources.shaders["SolidColor3D"];
shader.UseProgram();
shader.SetVector3("scale", scaleX, scaleY, scaleZ);
}
public static void DrawNudMaterialSphere(Shader shader, NUD.Material material, Mesh3D screenTriangle, Dictionary <NUD.DummyTextures, Texture> dummyTextures)
{
if (!shader.ProgramCreatedSuccessfully)
{
return;
}
shader.UseProgram();
// Use the same uniforms as the NUD shader.
GenericMaterial genericMaterial = new GenericMaterial();
NudUniforms.SetMaterialPropertyUniforms(genericMaterial, material);
genericMaterial.SetShaderUniforms(shader);
NUD.SetStageLightingUniforms(shader, 0);
ModelContainer.SetRenderSettingsUniforms(shader);
nudSphereCamera.UpdateMatrices();
ModelContainer.SetLightingUniforms(shader, nudSphereCamera);
ModelContainer.SetCameraMatrixUniforms(nudSphereCamera, shader);
// Use default textures rather than textures from the NUT.
NudUniforms.SetTextureUniformsNudMatSphere(shader, material, dummyTextures);
// These values aren't needed in the shader currently.
shader.SetVector3("cameraPosition", 0, 0, 0);
shader.SetFloat("zBufferOffset", 0);
shader.SetFloat("bloomThreshold", Runtime.bloomThreshold);
bool isTransparent = (material.srcFactor > 0) || (material.dstFactor > 0) || (material.alphaFunction > 0) || (material.alphaTest > 0);
shader.SetBoolToInt("isTransparent", isTransparent);
// Set texture uniforms for the mesh attributes.
shader.SetTexture("normalTex", sphereNrmTex.Id, TextureTarget.Texture2D, 15);
shader.SetTexture("uvTex", sphereUvTex.Id, TextureTarget.Texture2D, 16);
shader.SetTexture("tanTex", sphereTanTex.Id, TextureTarget.Texture2D, 17);
shader.SetTexture("bitanTex", sphereBitanTex.Id, TextureTarget.Texture2D, 18);
// Draw full screen "quad" (big triangle)
ScreenDrawing.DrawScreenTriangle(shader, screenTriangle);
}
public static void SystemColorVector3Uniform(Shader shader, System.Drawing.Color color, string name)
{
shader.SetVector3(name, ColorUtils.Vector4FromColor(color).Xyz);
}
public static void LightColorVector3Uniform(Shader shader, LightColor color, string name)
{
// Not declared in the Shader class to make the Shader class more portable.
shader.SetVector3(name, color.R, color.G, color.B);
}