public void Clear(
VulkanRenderer gd,
Auto <DisposableImageView> dst,
ReadOnlySpan <float> clearColor,
uint componentMask,
int dstWidth,
int dstHeight,
VkFormat dstFormat,
Rectangle <int> scissor)
{
const int ClearColorBufferSize = 16;
gd.FlushAllCommands();
using var cbs = gd.CommandBufferPool.Rent();
_pipeline.SetCommandBuffer(cbs);
var bufferHandle = gd.BufferManager.CreateWithHandle(gd, ClearColorBufferSize, false);
gd.BufferManager.SetData <float>(bufferHandle, 0, clearColor);
Span <BufferRange> bufferRanges = stackalloc BufferRange[1];
bufferRanges[0] = new BufferRange(bufferHandle, 0, ClearColorBufferSize);
_pipeline.SetUniformBuffers(1, bufferRanges);
Span <GAL.Viewport> viewports = stackalloc GAL.Viewport[1];
viewports[0] = new GAL.Viewport(
new Rectangle <float>(0, 0, dstWidth, dstHeight),
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
Span <Rectangle <int> > scissors = stackalloc Rectangle <int> [1];
scissors[0] = scissor;
_pipeline.SetProgram(_programColorClear);
_pipeline.SetRenderTarget(dst, (uint)dstWidth, (uint)dstHeight, false, dstFormat);
_pipeline.SetRenderTargetColorMasks(new uint[] { componentMask });
_pipeline.SetViewports(viewports, false);
_pipeline.SetScissors(scissors);
_pipeline.SetPrimitiveTopology(GAL.PrimitiveTopology.TriangleStrip);
_pipeline.Draw(4, 1, 0, 0);
_pipeline.Finish();
gd.BufferManager.Delete(bufferHandle);
}
public void Blit(
VulkanRenderer gd,
CommandBufferScoped cbs,
TextureView src,
Auto <DisposableImageView> dst,
int dstWidth,
int dstHeight,
VkFormat dstFormat,
Extents2D srcRegion,
Extents2D dstRegion,
bool linearFilter,
bool clearAlpha = false)
{
_pipeline.SetCommandBuffer(cbs);
const int RegionBufferSize = 16;
var sampler = linearFilter ? _samplerLinear : _samplerNearest;
_pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, sampler);
Span <float> region = stackalloc float[RegionBufferSize / sizeof(float)];
region[0] = (float)srcRegion.X1 / src.Width;
region[1] = (float)srcRegion.X2 / src.Width;
region[2] = (float)srcRegion.Y1 / src.Height;
region[3] = (float)srcRegion.Y2 / src.Height;
if (dstRegion.X1 > dstRegion.X2)
{
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
var bufferHandle = gd.BufferManager.CreateWithHandle(gd, RegionBufferSize, false);
gd.BufferManager.SetData <float>(bufferHandle, 0, region);
Span <BufferRange> bufferRanges = stackalloc BufferRange[1];
bufferRanges[0] = new BufferRange(bufferHandle, 0, RegionBufferSize);
_pipeline.SetUniformBuffers(1, bufferRanges);
Span <GAL.Viewport> viewports = stackalloc GAL.Viewport[1];
var rect = new Rectangle <float>(
MathF.Min(dstRegion.X1, dstRegion.X2),
MathF.Min(dstRegion.Y1, dstRegion.Y2),
MathF.Abs(dstRegion.X2 - dstRegion.X1),
MathF.Abs(dstRegion.Y2 - dstRegion.Y1));
viewports[0] = new GAL.Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
Span <Rectangle <int> > scissors = stackalloc Rectangle <int> [1];
scissors[0] = new Rectangle <int>(0, 0, dstWidth, dstHeight);
_pipeline.SetProgram(clearAlpha ? _programColorBlitClearAlpha : _programColorBlit);
_pipeline.SetRenderTarget(dst, (uint)dstWidth, (uint)dstHeight, false, dstFormat);
_pipeline.SetRenderTargetColorMasks(new uint[] { 0xf });
_pipeline.SetScissors(scissors);
if (clearAlpha)
{
_pipeline.ClearRenderTargetColor(0, 0, 1, new ColorF(0f, 0f, 0f, 1f));
}
_pipeline.SetViewports(viewports, false);
_pipeline.SetPrimitiveTopology(GAL.PrimitiveTopology.TriangleStrip);
_pipeline.Draw(4, 1, 0, 0);
_pipeline.Finish();
gd.BufferManager.Delete(bufferHandle);
}
public void DrawTexture(
VulkanRenderer gd,
PipelineBase pipeline,
TextureView src,
ISampler srcSampler,
Extents2DF srcRegion,
Extents2DF dstRegion)
{
const int RegionBufferSize = 16;
pipeline.SetTextureAndSampler(ShaderStage.Fragment, 0, src, srcSampler);
Span <float> region = stackalloc float[RegionBufferSize / sizeof(float)];
region[0] = srcRegion.X1 / src.Width;
region[1] = srcRegion.X2 / src.Width;
region[2] = srcRegion.Y1 / src.Height;
region[3] = srcRegion.Y2 / src.Height;
if (dstRegion.X1 > dstRegion.X2)
{
(region[0], region[1]) = (region[1], region[0]);
}
if (dstRegion.Y1 > dstRegion.Y2)
{
(region[2], region[3]) = (region[3], region[2]);
}
var bufferHandle = gd.BufferManager.CreateWithHandle(gd, RegionBufferSize, false);
gd.BufferManager.SetData <float>(bufferHandle, 0, region);
Span <BufferRange> bufferRanges = stackalloc BufferRange[1];
bufferRanges[0] = new BufferRange(bufferHandle, 0, RegionBufferSize);
pipeline.SetUniformBuffers(1, bufferRanges);
Span <GAL.Viewport> viewports = stackalloc GAL.Viewport[1];
var rect = new Rectangle <float>(
MathF.Min(dstRegion.X1, dstRegion.X2),
MathF.Min(dstRegion.Y1, dstRegion.Y2),
MathF.Abs(dstRegion.X2 - dstRegion.X1),
MathF.Abs(dstRegion.Y2 - dstRegion.Y1));
viewports[0] = new GAL.Viewport(
rect,
ViewportSwizzle.PositiveX,
ViewportSwizzle.PositiveY,
ViewportSwizzle.PositiveZ,
ViewportSwizzle.PositiveW,
0f,
1f);
Span <Rectangle <int> > scissors = stackalloc Rectangle <int> [1];
pipeline.SetProgram(_programColorBlit);
pipeline.SetViewports(viewports, false);
pipeline.SetPrimitiveTopology(GAL.PrimitiveTopology.TriangleStrip);
pipeline.Draw(4, 1, 0, 0);
gd.BufferManager.Delete(bufferHandle);
}
