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Create constants for CP registers and masks

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This commit is contained in:
Pokechu22
2021-02-28 13:53:32 -08:00
parent d702f3b4ad
commit c27efb3f1f
3 changed files with 90 additions and 49 deletions
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40
Source/Core/VideoCommon/CPMemory.h
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@ -7,6 +7,38 @@
#include "Common/BitSet.h"
#include "Common/CommonTypes.h"
enum
{
// These commands use the high nybble for the command itself, and the lower nybble is an argument.
// TODO: However, Dolphin's implementation (in LoadCPReg) and YAGCD disagree about what values are
// valid for the lower nybble.
// YAGCD says 0x30 only; LoadCPReg allows any
MATINDEX_A = 0x30,
// YAGCD says 0x40 only; LoadCPReg allows any
MATINDEX_B = 0x40,
// YAGCD says 0x50-0x57 for distinct VCDs; LoadCPReg allows any for a single VCD
VCD_LO = 0x50,
// YAGCD says 0x60-0x67 for distinct VCDs; LoadCPReg allows any for a single VCD
VCD_HI = 0x60,
// YAGCD and LoadCPReg both agree that only 0x70-0x77 are valid
CP_VAT_REG_A = 0x70,
// YAGCD and LoadCPReg both agree that only 0x80-0x87 are valid
CP_VAT_REG_B = 0x80,
// YAGCD and LoadCPReg both agree that only 0x90-0x97 are valid
CP_VAT_REG_C = 0x90,
// YAGCD and LoadCPReg agree that 0xa0-0xaf are valid
ARRAY_BASE = 0xa0,
// YAGCD and LoadCPReg agree that 0xb0-0xbf are valid
ARRAY_STRIDE = 0xb0,
CP_COMMAND_MASK = 0xf0,
CP_NUM_VAT_REG = 0x08,
CP_VAT_MASK = 0x07,
CP_NUM_ARRAYS = 0x10,
CP_ARRAY_MASK = 0x0f,
};
// Vertex array numbers
enum
{
@ -242,18 +274,18 @@ class VertexLoaderBase;
// STATE_TO_SAVE
struct CPState final
{
u32 array_bases[16];
u32 array_strides[16];
u32 array_bases[CP_NUM_ARRAYS];
u32 array_strides[CP_NUM_ARRAYS];
TMatrixIndexA matrix_index_a;
TMatrixIndexB matrix_index_b;
TVtxDesc vtx_desc;
// Most games only use the first VtxAttr and simply reconfigure it all the time as needed.
VAT vtx_attr[8];
VAT vtx_attr[CP_NUM_VAT_REG];
// Attributes that actually belong to VertexLoaderManager:
BitSet32 attr_dirty;
bool bases_dirty;
VertexLoaderBase* vertex_loaders[8];
VertexLoaderBase* vertex_loaders[CP_NUM_VAT_REG];
int last_id;
};