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Pica: Create 'State' structure and move state memory there.

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This commit is contained in:
bunnei 2015-05-13 23:29:27 -04:00
parent 4c207798b4
commit 1b42d55a9d
15 changed files with 461 additions and 438 deletions
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186
src/video_core/pica.h
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@ -16,6 +16,8 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "math.h"
namespace Pica {
// Returns index corresponding to the Regs member labeled by field_name
@ -356,50 +358,50 @@ struct Regs {
tev_stage4, tev_stage5 };
};
struct {
enum CompareFunc : u32 {
Never = 0,
Always = 1,
Equal = 2,
NotEqual = 3,
LessThan = 4,
LessThanOrEqual = 5,
GreaterThan = 6,
GreaterThanOrEqual = 7,
};
enum class BlendEquation : u32 {
Add = 0,
Subtract = 1,
ReverseSubtract = 2,
Min = 3,
Max = 4,
};
enum class BlendFactor : u32 {
Zero = 0,
One = 1,
SourceColor = 2,
OneMinusSourceColor = 3,
DestColor = 4,
OneMinusDestColor = 5,
SourceAlpha = 6,
OneMinusSourceAlpha = 7,
DestAlpha = 8,
OneMinusDestAlpha = 9,
ConstantColor = 10,
OneMinusConstantColor = 11,
ConstantAlpha = 12,
OneMinusConstantAlpha = 13,
SourceAlphaSaturate = 14,
};
enum class CompareFunc : u32 {
Never = 0,
Always = 1,
Equal = 2,
NotEqual = 3,
LessThan = 4,
LessThanOrEqual = 5,
GreaterThan = 6,
GreaterThanOrEqual = 7,
};
struct {
union {
// If false, logic blending is used
BitField<8, 1, u32> alphablend_enable;
};
union {
enum class BlendEquation : u32 {
Add = 0,
Subtract = 1,
ReverseSubtract = 2,
Min = 3,
Max = 4
};
enum BlendFactor : u32 {
Zero = 0,
One = 1,
SourceColor = 2,
OneMinusSourceColor = 3,
DestColor = 4,
OneMinusDestColor = 5,
SourceAlpha = 6,
OneMinusSourceAlpha = 7,
DestAlpha = 8,
OneMinusDestAlpha = 9,
ConstantColor = 10,
OneMinusConstantColor = 11,
ConstantAlpha = 12,
OneMinusConstantAlpha = 13,
SourceAlphaSaturate = 14
};
BitField< 0, 8, BlendEquation> blend_equation_rgb;
BitField< 8, 8, BlendEquation> blend_equation_a;
@ -454,49 +456,19 @@ struct Regs {
INSERT_PADDING_WORDS(0x8);
} output_merger;
enum DepthFormat : u32 {
D16 = 0,
D24 = 2,
D24S8 = 3
// Components are laid out in reverse byte order, most significant bits first.
enum class ColorFormat : u32 {
RGBA8 = 0,
RGB8 = 1,
RGB5A1 = 2,
RGB565 = 3,
RGBA4 = 4,
};
// Returns the number of bytes in the specified depth format
static u32 BytesPerDepthPixel(DepthFormat format) {
switch (format) {
case DepthFormat::D16:
return 2;
case DepthFormat::D24:
return 3;
case DepthFormat::D24S8:
return 4;
default:
LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
UNIMPLEMENTED();
}
}
// Returns the number of bits per depth component of the specified depth format
static u32 DepthBitsPerPixel(DepthFormat format) {
switch (format) {
case DepthFormat::D16:
return 16;
case DepthFormat::D24:
case DepthFormat::D24S8:
return 24;
default:
LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
UNIMPLEMENTED();
}
}
// Components are laid out in reverse byte order, most significant bits first.
enum ColorFormat : u32 {
RGBA8 = 0,
RGB8 = 1,
RGB5A1 = 2,
RGB565 = 3,
RGBA4 = 4,
enum class DepthFormat : u32 {
D16 = 0,
D24 = 2,
D24S8 = 3,
};
// Returns the number of bytes in the specified color format
@ -554,6 +526,35 @@ struct Regs {
}
} framebuffer;
// Returns the number of bytes in the specified depth format
static u32 BytesPerDepthPixel(DepthFormat format) {
switch (format) {
case DepthFormat::D16:
return 2;
case DepthFormat::D24:
return 3;
case DepthFormat::D24S8:
return 4;
default:
LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
UNIMPLEMENTED();
}
}
// Returns the number of bits per depth component of the specified depth format
static u32 DepthBitsPerPixel(DepthFormat format) {
switch (format) {
case DepthFormat::D16:
return 16;
case DepthFormat::D24:
case DepthFormat::D24S8:
return 24;
default:
LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
UNIMPLEMENTED();
}
}
INSERT_PADDING_WORDS(0xe0);
enum class VertexAttributeFormat : u64 {
@ -953,9 +954,6 @@ ASSERT_REG_POSITION(vs_swizzle_patterns, 0x2d5);
static_assert(sizeof(Regs) <= 0x300 * sizeof(u32), "Register set structure larger than it should be");
static_assert(sizeof(Regs) >= 0x300 * sizeof(u32), "Register set structure smaller than it should be");
extern Regs registers; // TODO: Not sure if we want to have one global instance for this
struct float24 {
static float24 FromFloat32(float val) {
float24 ret;
@ -1066,4 +1064,30 @@ union CommandHeader {
BitField<31, 1, u32> group_commands;
};
/// Struct used to describe current Pica state
struct State {
Regs regs;
struct {
struct {
Math::Vec4<float24> f[96];
std::array<bool, 16> b;
std::array<Math::Vec4<u8>, 4> i;
} uniforms;
Math::Vec4<float24> default_attributes[16];
std::array<u32, 1024> program_code;
std::array<u32, 1024> swizzle_data;
} vs;
};
/// Initialize Pica state
void Init();
/// Shutdown Pica state
void Shutdown();
extern State g_state; ///< Current Pica state
} // namespace