void InitializeRasterization(MgPipelineRasterizationStateCreateInfo rasterizationState)
{
CullMode = TranslateCullMode(rasterizationState.CullMode);
Clamp = rasterizationState.DepthBiasClamp;
SlopeScale = rasterizationState.DepthBiasSlopeFactor;
DepthBiasConstantFactor = rasterizationState.DepthBiasConstantFactor;
Winding = TranslateWinding(rasterizationState.FrontFace);
FillMode = TranslateFillMode(rasterizationState.PolygonMode);
RasterizationDiscardEnabled = rasterizationState.RasterizerDiscardEnable;
}
void PopulateCmdFallbacks(MgPipelineRasterizationStateCreateInfo rasterization)
{
// if (rasterization != null)
// {
// RASTERIZATION DEFAULTS
DepthBiasConstantFactor = rasterization.DepthBiasConstantFactor;
DepthBiasClamp = rasterization.DepthBiasClamp;
DepthBiasSlopeFactor = rasterization.DepthBiasSlopeFactor;
LineWidth = rasterization.LineWidth;
// }
// else
// {
// // https://www.opengl.org/sdk/docs/man/html/glPolygonOffset.xhtml
// DepthBiasConstantFactor = 0;
// DepthBiasSlopeFactor = 0;
// // https://www.opengl.org/registry/specs/EXT/polygon_offset_clamp.txt
// DepthBiasClamp = 0;
// LineWidth = 1f;
// }
}
void PopulatePipelineConstants(MgPipelineRasterizationStateCreateInfo rasterization)
{
// if (rasterization != null)
// {
GLGraphicsPipelineFlagBits flags = 0;
flags |= ((rasterization.CullMode & MgCullModeFlagBits.FRONT_AND_BACK) > 0) ? GLGraphicsPipelineFlagBits.CullingEnabled : 0;
flags |= ((rasterization.CullMode & MgCullModeFlagBits.FRONT_BIT) > 0) ? GLGraphicsPipelineFlagBits.CullFrontFaces : 0;
flags |= ((rasterization.CullMode & MgCullModeFlagBits.BACK_BIT) > 0) ? GLGraphicsPipelineFlagBits.CullBackFaces : 0;
flags |= (rasterization.FrontFace == MgFrontFace.COUNTER_CLOCKWISE) ? GLGraphicsPipelineFlagBits.UseCounterClockwiseWindings : 0;
this.PolygonMode = rasterization.PolygonMode;
this.RasterizerDiscardEnable = rasterization.RasterizerDiscardEnable;
flags |= (rasterization.DepthBiasEnable) ? GLGraphicsPipelineFlagBits.DepthBiasEnabled : 0;
this.DepthClampEnable = rasterization.DepthClampEnable;
Flags |= flags;
// }
// else
// {
// // https://www.opengl.org/sdk/docs/man/html/glPolygonOffset.xhtml
// DepthBiasConstantFactor = 0;
// DepthBiasSlopeFactor = 0;
//
// QueueDrawItemBitFlags flags = 0;
// flags |= QueueDrawItemBitFlags.CullingEnabled;
// // DISABLED flags |= QueueDrawItemBitFlags.CullFrontFaces;
// flags |= QueueDrawItemBitFlags.CullBackFaces;
// flags |= QueueDrawItemBitFlags.UseCounterClockwiseWindings;
//
// // https://www.opengl.org/sdk/docs/man/html/glPolygonMode.xhtml
// PolygonMode = MgPolygonMode.FILL;
//
// Flags |= flags;
// }
}
