diff options
Diffstat (limited to '')
| -rw-r--r-- | src/video_core/pica.h | 352 |
1 files changed, 24 insertions, 328 deletions
diff --git a/src/video_core/pica.h b/src/video_core/pica.h index 9d7262b43..71194198a 100644 --- a/src/video_core/pica.h +++ b/src/video_core/pica.h @@ -19,6 +19,7 @@ #include "common/logging/log.h" #include "common/vector_math.h" #include "video_core/regs_rasterizer.h" +#include "video_core/regs_texturing.h" namespace Pica { @@ -49,81 +50,7 @@ struct Regs { u32 trigger_irq; INSERT_PADDING_WORDS(0x2f); RasterizerRegs rasterizer; - - struct TextureConfig { - enum TextureType : u32 { - Texture2D = 0, - TextureCube = 1, - Shadow2D = 2, - Projection2D = 3, - ShadowCube = 4, - Disabled = 5, - }; - - enum WrapMode : u32 { - ClampToEdge = 0, - ClampToBorder = 1, - Repeat = 2, - MirroredRepeat = 3, - }; - - enum TextureFilter : u32 { - Nearest = 0, - Linear = 1, - }; - - union { - u32 raw; - BitField<0, 8, u32> r; - BitField<8, 8, u32> g; - BitField<16, 8, u32> b; - BitField<24, 8, u32> a; - } border_color; - - union { - BitField<0, 16, u32> height; - BitField<16, 16, u32> width; - }; - - union { - BitField<1, 1, TextureFilter> mag_filter; - BitField<2, 1, TextureFilter> min_filter; - BitField<8, 2, WrapMode> wrap_t; - BitField<12, 2, WrapMode> wrap_s; - BitField<28, 2, TextureType> - type; ///< @note Only valid for texture 0 according to 3DBrew. - }; - - INSERT_PADDING_WORDS(0x1); - - u32 address; - - u32 GetPhysicalAddress() const { - return DecodeAddressRegister(address); - } - - // texture1 and texture2 store the texture format directly after the address - // whereas texture0 inserts some additional flags inbetween. - // Hence, we store the format separately so that all other parameters can be described - // in a single structure. - }; - - enum class TextureFormat : u32 { - RGBA8 = 0, - RGB8 = 1, - RGB5A1 = 2, - RGB565 = 3, - RGBA4 = 4, - IA8 = 5, - RG8 = 6, ///< @note Also called HILO8 in 3DBrew. - I8 = 7, - A8 = 8, - IA4 = 9, - I4 = 10, - A4 = 11, - ETC1 = 12, // compressed - ETC1A4 = 13, // compressed - }; + TexturingRegs texturing; enum class LogicOp : u32 { Clear = 0, @@ -144,239 +71,6 @@ struct Regs { OrInverted = 15, }; - static unsigned NibblesPerPixel(TextureFormat format) { - switch (format) { - case TextureFormat::RGBA8: - return 8; - - case TextureFormat::RGB8: - return 6; - - case TextureFormat::RGB5A1: - case TextureFormat::RGB565: - case TextureFormat::RGBA4: - case TextureFormat::IA8: - case TextureFormat::RG8: - return 4; - - case TextureFormat::I4: - case TextureFormat::A4: - return 1; - - case TextureFormat::I8: - case TextureFormat::A8: - case TextureFormat::IA4: - return 2; - - default: // placeholder for yet unknown formats - UNIMPLEMENTED(); - return 0; - } - } - - union { - BitField<0, 1, u32> texture0_enable; - BitField<1, 1, u32> texture1_enable; - BitField<2, 1, u32> texture2_enable; - }; - TextureConfig texture0; - INSERT_PADDING_WORDS(0x8); - BitField<0, 4, TextureFormat> texture0_format; - BitField<0, 1, u32> fragment_lighting_enable; - INSERT_PADDING_WORDS(0x1); - TextureConfig texture1; - BitField<0, 4, TextureFormat> texture1_format; - INSERT_PADDING_WORDS(0x2); - TextureConfig texture2; - BitField<0, 4, TextureFormat> texture2_format; - INSERT_PADDING_WORDS(0x21); - - struct FullTextureConfig { - const bool enabled; - const TextureConfig config; - const TextureFormat format; - }; - const std::array<FullTextureConfig, 3> GetTextures() const { - return {{ - {texture0_enable.ToBool(), texture0, texture0_format}, - {texture1_enable.ToBool(), texture1, texture1_format}, - {texture2_enable.ToBool(), texture2, texture2_format}, - }}; - } - - // 0xc0-0xff: Texture Combiner (akin to glTexEnv) - struct TevStageConfig { - enum class Source : u32 { - PrimaryColor = 0x0, - PrimaryFragmentColor = 0x1, - SecondaryFragmentColor = 0x2, - - Texture0 = 0x3, - Texture1 = 0x4, - Texture2 = 0x5, - Texture3 = 0x6, - - PreviousBuffer = 0xd, - Constant = 0xe, - Previous = 0xf, - }; - - enum class ColorModifier : u32 { - SourceColor = 0x0, - OneMinusSourceColor = 0x1, - SourceAlpha = 0x2, - OneMinusSourceAlpha = 0x3, - SourceRed = 0x4, - OneMinusSourceRed = 0x5, - - SourceGreen = 0x8, - OneMinusSourceGreen = 0x9, - - SourceBlue = 0xc, - OneMinusSourceBlue = 0xd, - }; - - enum class AlphaModifier : u32 { - SourceAlpha = 0x0, - OneMinusSourceAlpha = 0x1, - SourceRed = 0x2, - OneMinusSourceRed = 0x3, - SourceGreen = 0x4, - OneMinusSourceGreen = 0x5, - SourceBlue = 0x6, - OneMinusSourceBlue = 0x7, - }; - - enum class Operation : u32 { - Replace = 0, - Modulate = 1, - Add = 2, - AddSigned = 3, - Lerp = 4, - Subtract = 5, - Dot3_RGB = 6, - - MultiplyThenAdd = 8, - AddThenMultiply = 9, - }; - - union { - u32 sources_raw; - BitField<0, 4, Source> color_source1; - BitField<4, 4, Source> color_source2; - BitField<8, 4, Source> color_source3; - BitField<16, 4, Source> alpha_source1; - BitField<20, 4, Source> alpha_source2; - BitField<24, 4, Source> alpha_source3; - }; - - union { - u32 modifiers_raw; - BitField<0, 4, ColorModifier> color_modifier1; - BitField<4, 4, ColorModifier> color_modifier2; - BitField<8, 4, ColorModifier> color_modifier3; - BitField<12, 3, AlphaModifier> alpha_modifier1; - BitField<16, 3, AlphaModifier> alpha_modifier2; - BitField<20, 3, AlphaModifier> alpha_modifier3; - }; - - union { - u32 ops_raw; - BitField<0, 4, Operation> color_op; - BitField<16, 4, Operation> alpha_op; - }; - - union { - u32 const_color; - BitField<0, 8, u32> const_r; - BitField<8, 8, u32> const_g; - BitField<16, 8, u32> const_b; - BitField<24, 8, u32> const_a; - }; - - union { - u32 scales_raw; - BitField<0, 2, u32> color_scale; - BitField<16, 2, u32> alpha_scale; - }; - - inline unsigned GetColorMultiplier() const { - return (color_scale < 3) ? (1 << color_scale) : 1; - } - - inline unsigned GetAlphaMultiplier() const { - return (alpha_scale < 3) ? (1 << alpha_scale) : 1; - } - }; - - TevStageConfig tev_stage0; - INSERT_PADDING_WORDS(0x3); - TevStageConfig tev_stage1; - INSERT_PADDING_WORDS(0x3); - TevStageConfig tev_stage2; - INSERT_PADDING_WORDS(0x3); - TevStageConfig tev_stage3; - INSERT_PADDING_WORDS(0x3); - - enum class FogMode : u32 { - None = 0, - Fog = 5, - Gas = 7, - }; - - union { - BitField<0, 3, FogMode> fog_mode; - BitField<16, 1, u32> fog_flip; - - union { - // Tev stages 0-3 write their output to the combiner buffer if the corresponding bit in - // these masks are set - BitField<8, 4, u32> update_mask_rgb; - BitField<12, 4, u32> update_mask_a; - - bool TevStageUpdatesCombinerBufferColor(unsigned stage_index) const { - return (stage_index < 4) && (update_mask_rgb & (1 << stage_index)); - } - - bool TevStageUpdatesCombinerBufferAlpha(unsigned stage_index) const { - return (stage_index < 4) && (update_mask_a & (1 << stage_index)); - } - } tev_combiner_buffer_input; - }; - - union { - u32 raw; - BitField<0, 8, u32> r; - BitField<8, 8, u32> g; - BitField<16, 8, u32> b; - } fog_color; - - INSERT_PADDING_WORDS(0x4); - - BitField<0, 16, u32> fog_lut_offset; - - INSERT_PADDING_WORDS(0x1); - - u32 fog_lut_data[8]; - - TevStageConfig tev_stage4; - INSERT_PADDING_WORDS(0x3); - TevStageConfig tev_stage5; - - union { - u32 raw; - BitField<0, 8, u32> r; - BitField<8, 8, u32> g; - BitField<16, 8, u32> b; - BitField<24, 8, u32> a; - } tev_combiner_buffer_color; - - INSERT_PADDING_WORDS(0x2); - - const std::array<Regs::TevStageConfig, 6> GetTevStages() const { - return {{tev_stage0, tev_stage1, tev_stage2, tev_stage3, tev_stage4, tev_stage5}}; - }; - enum class BlendEquation : u32 { Add = 0, Subtract = 1, @@ -1241,26 +935,28 @@ ASSERT_REG_POSITION(rasterizer.scissor_test, 0x65); ASSERT_REG_POSITION(rasterizer.viewport_corner, 0x68); ASSERT_REG_POSITION(rasterizer.depthmap_enable, 0x6D); -ASSERT_REG_POSITION(texture0_enable, 0x80); -ASSERT_REG_POSITION(texture0, 0x81); -ASSERT_REG_POSITION(texture0_format, 0x8e); -ASSERT_REG_POSITION(fragment_lighting_enable, 0x8f); -ASSERT_REG_POSITION(texture1, 0x91); -ASSERT_REG_POSITION(texture1_format, 0x96); -ASSERT_REG_POSITION(texture2, 0x99); -ASSERT_REG_POSITION(texture2_format, 0x9e); -ASSERT_REG_POSITION(tev_stage0, 0xc0); -ASSERT_REG_POSITION(tev_stage1, 0xc8); -ASSERT_REG_POSITION(tev_stage2, 0xd0); -ASSERT_REG_POSITION(tev_stage3, 0xd8); -ASSERT_REG_POSITION(tev_combiner_buffer_input, 0xe0); -ASSERT_REG_POSITION(fog_mode, 0xe0); -ASSERT_REG_POSITION(fog_color, 0xe1); -ASSERT_REG_POSITION(fog_lut_offset, 0xe6); -ASSERT_REG_POSITION(fog_lut_data, 0xe8); -ASSERT_REG_POSITION(tev_stage4, 0xf0); -ASSERT_REG_POSITION(tev_stage5, 0xf8); -ASSERT_REG_POSITION(tev_combiner_buffer_color, 0xfd); +ASSERT_REG_POSITION(texturing, 0x80); +ASSERT_REG_POSITION(texturing.texture0_enable, 0x80); +ASSERT_REG_POSITION(texturing.texture0, 0x81); +ASSERT_REG_POSITION(texturing.texture0_format, 0x8e); +ASSERT_REG_POSITION(texturing.fragment_lighting_enable, 0x8f); +ASSERT_REG_POSITION(texturing.texture1, 0x91); +ASSERT_REG_POSITION(texturing.texture1_format, 0x96); +ASSERT_REG_POSITION(texturing.texture2, 0x99); +ASSERT_REG_POSITION(texturing.texture2_format, 0x9e); +ASSERT_REG_POSITION(texturing.tev_stage0, 0xc0); +ASSERT_REG_POSITION(texturing.tev_stage1, 0xc8); +ASSERT_REG_POSITION(texturing.tev_stage2, 0xd0); +ASSERT_REG_POSITION(texturing.tev_stage3, 0xd8); +ASSERT_REG_POSITION(texturing.tev_combiner_buffer_input, 0xe0); +ASSERT_REG_POSITION(texturing.fog_mode, 0xe0); +ASSERT_REG_POSITION(texturing.fog_color, 0xe1); +ASSERT_REG_POSITION(texturing.fog_lut_offset, 0xe6); +ASSERT_REG_POSITION(texturing.fog_lut_data, 0xe8); +ASSERT_REG_POSITION(texturing.tev_stage4, 0xf0); +ASSERT_REG_POSITION(texturing.tev_stage5, 0xf8); +ASSERT_REG_POSITION(texturing.tev_combiner_buffer_color, 0xfd); + ASSERT_REG_POSITION(output_merger, 0x100); ASSERT_REG_POSITION(framebuffer, 0x110); ASSERT_REG_POSITION(lighting, 0x140); |