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authorTony Wasserka <NeoBrainX@gmail.com>2014-12-06 19:10:08 +0100
committerTony Wasserka <NeoBrainX@gmail.com>2014-12-20 18:05:53 +0100
commitfd2539121cddd6177a964770a6985f8880ca1646 (patch)
tree67d2e0e33ee435569e3a82eaa891c2154ed83d53 /src/video_core/rasterizer.cpp
parentBitField: Add an explicit Assign method. (diff)
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Diffstat (limited to 'src/video_core/rasterizer.cpp')
-rw-r--r--src/video_core/rasterizer.cpp58
1 files changed, 41 insertions, 17 deletions
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp
index b7e04a560..2ff6d19a6 100644
--- a/src/video_core/rasterizer.cpp
+++ b/src/video_core/rasterizer.cpp
@@ -167,10 +167,22 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
(u8)(GetInterpolatedAttribute(v0.color.a(), v1.color.a(), v2.color.a()).ToFloat32() * 255)
};
- Math::Vec4<u8> texture_color{};
- float24 u = GetInterpolatedAttribute(v0.tc0.u(), v1.tc0.u(), v2.tc0.u());
- float24 v = GetInterpolatedAttribute(v0.tc0.v(), v1.tc0.v(), v2.tc0.v());
- if (registers.texturing_enable) {
+ Math::Vec2<float24> uv[3];
+ uv[0].u() = GetInterpolatedAttribute(v0.tc0.u(), v1.tc0.u(), v2.tc0.u());
+ uv[0].v() = GetInterpolatedAttribute(v0.tc0.v(), v1.tc0.v(), v2.tc0.v());
+ uv[1].u() = GetInterpolatedAttribute(v0.tc1.u(), v1.tc1.u(), v2.tc1.u());
+ uv[1].v() = GetInterpolatedAttribute(v0.tc1.v(), v1.tc1.v(), v2.tc1.v());
+ uv[2].u() = GetInterpolatedAttribute(v0.tc2.u(), v1.tc2.u(), v2.tc2.u());
+ uv[2].v() = GetInterpolatedAttribute(v0.tc2.v(), v1.tc2.v(), v2.tc2.v());
+
+ Math::Vec4<u8> texture_color[3]{};
+ for (int i = 0; i < 3; ++i) {
+ auto texture = registers.GetTextures()[i];
+ if (!texture.enabled)
+ continue;
+
+ _dbg_assert_(GPU, 0 != texture.config.address);
+
// Images are split into 8x8 tiles. Each tile is composed of four 4x4 subtiles each
// of which is composed of four 2x2 subtiles each of which is composed of four texels.
// Each structure is embedded into the next-bigger one in a diagonal pattern, e.g.
@@ -189,14 +201,11 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
// 02 03 06 07 18 19 22 23
// 00 01 04 05 16 17 20 21
- // TODO: This is currently hardcoded for RGB8
- u32* texture_data = (u32*)Memory::GetPointer(registers.texture0.GetPhysicalAddress());
-
// TODO(neobrain): Not sure if this swizzling pattern is used for all textures.
// To be flexible in case different but similar patterns are used, we keep this
// somewhat inefficient code around for now.
- int s = (int)(u * float24::FromFloat32(static_cast<float>(registers.texture0.width))).ToFloat32();
- int t = (int)(v * float24::FromFloat32(static_cast<float>(registers.texture0.height))).ToFloat32();
+ int s = (int)(uv[i].u() * float24::FromFloat32(static_cast<float>(texture.config.width))).ToFloat32();
+ int t = (int)(uv[i].v() * float24::FromFloat32(static_cast<float>(texture.config.height))).ToFloat32();
int texel_index_within_tile = 0;
for (int block_size_index = 0; block_size_index < 3; ++block_size_index) {
int sub_tile_width = 1 << block_size_index;
@@ -213,14 +222,17 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
int coarse_s = (s / block_width) * block_width;
int coarse_t = (t / block_height) * block_height;
- const int row_stride = registers.texture0.width * 3;
+ // TODO: This is currently hardcoded for RGB8
+ u32* texture_data = (u32*)Memory::GetPointer(texture.config.GetPhysicalAddress());
+
+ const int row_stride = texture.config.width * 3;
u8* source_ptr = (u8*)texture_data + coarse_s * block_height * 3 + coarse_t * row_stride + texel_index_within_tile * 3;
- texture_color.r() = source_ptr[2];
- texture_color.g() = source_ptr[1];
- texture_color.b() = source_ptr[0];
- texture_color.a() = 0xFF;
+ texture_color[i].r() = source_ptr[2];
+ texture_color[i].g() = source_ptr[1];
+ texture_color[i].b() = source_ptr[0];
+ texture_color[i].a() = 0xFF;
- DebugUtils::DumpTexture(registers.texture0, (u8*)texture_data);
+ DebugUtils::DumpTexture(texture.config, (u8*)texture_data);
}
// Texture environment - consists of 6 stages of color and alpha combining.
@@ -243,7 +255,13 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
return primary_color.rgb();
case Source::Texture0:
- return texture_color.rgb();
+ return texture_color[0].rgb();
+
+ case Source::Texture1:
+ return texture_color[1].rgb();
+
+ case Source::Texture2:
+ return texture_color[2].rgb();
case Source::Constant:
return {tev_stage.const_r, tev_stage.const_g, tev_stage.const_b};
@@ -263,7 +281,13 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
return primary_color.a();
case Source::Texture0:
- return texture_color.a();
+ return texture_color[0].a();
+
+ case Source::Texture1:
+ return texture_color[1].a();
+
+ case Source::Texture2:
+ return texture_color[2].a();
case Source::Constant:
return tev_stage.const_a;