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internal/graphicsdriver/metal: reorder uniform variables

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This might improve memory allocations.

This makes the code more consistent with HLSL's packing rule [1]

[1] https://docs.microsoft.com/en-us/windows/win32/direct3dhlsl/dx-graphics-hlsl-packing-rules
This commit is contained in:
Hajime Hoshi 2022-03-05 22:12:05 +09:00
parent 86698481f6
commit c37ffecafd
1 changed files with 17 additions and 17 deletions
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34
internal/graphicsdriver/metal/graphics_darwin.go
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@ -119,7 +119,7 @@ constexpr sampler texture_sampler{filter::nearest};
template<>
struct ColorFromTexel<FILTER_NEAREST, ADDRESS_UNSAFE> {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, float scale, constant float4& source_region) {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, constant float4& source_region, float scale) {
float2 p = v.tex;
return texture.sample(texture_sampler, p);
}
@ -127,7 +127,7 @@ struct ColorFromTexel<FILTER_NEAREST, ADDRESS_UNSAFE> {
template<uint8_t address>
struct ColorFromTexel<FILTER_NEAREST, address> {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, float scale, constant float4& source_region) {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, constant float4& source_region, float scale) {
float2 p = AdjustTexelByAddress<address>(v.tex, source_region);
if (source_region[0] <= p.x &&
source_region[1] <= p.y &&
@ -141,7 +141,7 @@ struct ColorFromTexel<FILTER_NEAREST, address> {
template<>
struct ColorFromTexel<FILTER_LINEAR, ADDRESS_UNSAFE> {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, float scale, constant float4& source_region) {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, constant float4& source_region, float scale) {
const float2 texel_size = 1 / source_size;
// Shift 1/512 [texel] to avoid the tie-breaking issue.
@ -161,7 +161,7 @@ struct ColorFromTexel<FILTER_LINEAR, ADDRESS_UNSAFE> {
template<uint8_t address>
struct ColorFromTexel<FILTER_LINEAR, address> {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, float scale, constant float4& source_region) {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, constant float4& source_region, float scale) {
const float2 texel_size = 1 / source_size;
// Shift 1/512 [texel] to avoid the tie-breaking issue.
@ -200,7 +200,7 @@ struct ColorFromTexel<FILTER_LINEAR, address> {
template<uint8_t address>
struct ColorFromTexel<FILTER_SCREEN, address> {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, float scale, constant float4& source_region) {
inline float4 Do(VertexOut v, texture2d<float> texture, constant float2& source_size, constant float4& source_region, float scale) {
const float2 texel_size = 1 / source_size;
float2 p0 = v.tex - texel_size / 2.0 / scale + (texel_size / 512.0);
@ -225,9 +225,9 @@ struct FragmentShaderImpl {
constant float2& source_size,
constant float4x4& color_matrix_body,
constant float4& color_matrix_translation,
constant float& scale,
constant float4& source_region) {
float4 c = ColorFromTexel<filter, address>().Do(v, texture, source_size, scale, source_region);
constant float4& source_region,
constant float& scale) {
float4 c = ColorFromTexel<filter, address>().Do(v, texture, source_size, source_region, scale);
if (useColorM) {
c.rgb /= c.a + (1.0 - sign(c.a));
c = (color_matrix_body * c) + color_matrix_translation;
@ -249,9 +249,9 @@ struct FragmentShaderImpl<useColorM, FILTER_SCREEN, address> {
constant float2& source_size,
constant float4x4& color_matrix_body,
constant float4& color_matrix_translation,
constant float& scale,
constant float4& source_region) {
return ColorFromTexel<FILTER_SCREEN, address>().Do(v, texture, source_size, scale, source_region);
constant float4& source_region,
constant float& scale) {
return ColorFromTexel<FILTER_SCREEN, address>().Do(v, texture, source_size, source_region, scale);
}
};
@ -268,10 +268,10 @@ struct FragmentShaderImpl<useColorM, FILTER_SCREEN, address> {
constant float2& source_size [[buffer(2)]], \
constant float4x4& color_matrix_body [[buffer(3)]], \
constant float4& color_matrix_translation [[buffer(4)]], \
constant float& scale [[buffer(5)]], \
constant float4& source_region [[buffer(6)]]) { \
constant float4& source_region [[buffer(5)]], \
constant float& scale [[buffer(6)]]) { \
return FragmentShaderImpl<useColorM, filter, address>().Do( \
v, texture, source_size, color_matrix_body, color_matrix_translation, scale, source_region); \
v, texture, source_size, color_matrix_body, color_matrix_translation, source_region, scale); \
}
FragmentShaderFunc(0, FILTER_NEAREST, ADDRESS_CLAMP_TO_ZERO)
@ -934,9 +934,6 @@ func (g *Graphics) DrawTriangles(dstID graphicsdriver.ImageID, srcIDs [graphics.
{
Float32s: esTranslate[:],
},
{
Float32: scale,
},
{
Float32s: []float32{
srcRegion.X,
@ -945,6 +942,9 @@ func (g *Graphics) DrawTriangles(dstID graphicsdriver.ImageID, srcIDs [graphics.
srcRegion.Y + srcRegion.Height,
},
},
{
Float32: scale,
},
}
} else {
for _, stencil := range []stencilMode{