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Pica: Add fog state

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This commit is contained in:
Jannik Vogel 2016-05-11 13:39:28 +02:00
parent c900c092e3
commit 57855a1701
3 changed files with 69 additions and 14 deletions
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53
src/video_core/pica.h
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@ -401,22 +401,47 @@ struct Regs {
TevStageConfig tev_stage3;
INSERT_PADDING_WORDS(0x3);
enum class FogMode : u32 {
None = 0,
Fog = 5,
Gas = 7,
};
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;
BitField<0, 3, FogMode> fog_mode;
BitField<16, 1, u32> fog_flip;
bool TevStageUpdatesCombinerBufferColor(unsigned stage_index) const {
return (stage_index < 4) && (update_mask_rgb & (1 << stage_index));
}
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 TevStageUpdatesCombinerBufferAlpha(unsigned stage_index) const {
return (stage_index < 4) && (update_mask_a & (1 << stage_index));
}
} tev_combiner_buffer_input;
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];
INSERT_PADDING_WORDS(0xf);
TevStageConfig tev_stage4;
INSERT_PADDING_WORDS(0x3);
TevStageConfig tev_stage5;
@ -1318,6 +1343,10 @@ 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);