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Pica: Add support for dumping textures.

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This commit is contained in:
Tony Wasserka 2014-08-16 14:06:40 +02:00
parent 162d641a30
commit c4691b784b
6 changed files with 184 additions and 3 deletions
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45
src/video_core/pica.h
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@ -94,7 +94,46 @@ struct Regs {
BitField<16, 16, u32> y;
} viewport_corner;
INSERT_PADDING_WORDS(0xa7);
INSERT_PADDING_WORDS(0x18);
struct TextureConfig {
INSERT_PADDING_WORDS(0x1);
union {
BitField< 0, 16, u32> height;
BitField<16, 16, u32> width;
};
INSERT_PADDING_WORDS(0x2);
u32 address;
u32 GetPhysicalAddress() {
return DecodeAddressRegister(address) - Memory::FCRAM_PADDR + Memory::HEAP_GSP_VADDR;
}
// 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,
RGBA5551 = 2,
RGB565 = 3,
RGBA4 = 4,
// TODO: Support for the other formats is not implemented, yet.
// Seems like they are luminance formats and compressed textures.
};
TextureConfig texture0;
INSERT_PADDING_WORDS(0x8);
BitField<0, 4, TextureFormat> texture0_format;
INSERT_PADDING_WORDS(0x81);
struct {
enum ColorFormat : u32 {
@ -403,6 +442,8 @@ struct Regs {
ADD_FIELD(viewport_depth_range);
ADD_FIELD(viewport_depth_far_plane);
ADD_FIELD(viewport_corner);
ADD_FIELD(texture0);
ADD_FIELD(texture0_format);
ADD_FIELD(framebuffer);
ADD_FIELD(vertex_attributes);
ADD_FIELD(index_array);
@ -460,6 +501,8 @@ ASSERT_REG_POSITION(viewport_depth_far_plane, 0x4e);
ASSERT_REG_POSITION(vs_output_attributes[0], 0x50);
ASSERT_REG_POSITION(vs_output_attributes[1], 0x51);
ASSERT_REG_POSITION(viewport_corner, 0x68);
ASSERT_REG_POSITION(texture0, 0x81);
ASSERT_REG_POSITION(texture0_format, 0x8e);
ASSERT_REG_POSITION(framebuffer, 0x110);
ASSERT_REG_POSITION(vertex_attributes, 0x200);
ASSERT_REG_POSITION(index_array, 0x227);