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Add some missing TexEnv functionality

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This commit is contained in:
fincs 2015-09-10 13:47:16 +02:00
parent f7d344843e
commit b2584cb71a
4 changed files with 66 additions and 4 deletions
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13
include/c3d/texenv.h
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@ -7,7 +7,7 @@ typedef struct
u16 opRgb, opAlpha;
u16 funcRgb, funcAlpha;
u32 color;
u32 unknown;
u16 scaleRgb, scaleAlpha;
} C3D_TexEnv;
enum
@ -22,6 +22,9 @@ void TexEnv_Init(C3D_TexEnv* env);
C3D_TexEnv* C3D_GetTexEnv(int id);
void C3D_SetTexEnv(int id, C3D_TexEnv* env);
void C3D_TexEnvBufUpdate(int mode, int mask);
void C3D_TexEnvBufColor(u32 color);
static inline void C3D_TexEnvSrc(C3D_TexEnv* env, int mode, int s1, int s2, int s3)
{
int param = GPU_TEVSOURCES(s1, s2, s3);
@ -52,3 +55,11 @@ static inline void C3D_TexEnvColor(C3D_TexEnv* env, u32 color)
{
env->color = color;
}
static inline void C3D_TexEnvScale(C3D_TexEnv* env, int mode, int param)
{
if (mode & C3D_RGB)
env->scaleRgb = param;
if (mode & C3D_Alpha)
env->scaleAlpha = param;
}

14
source/base.c
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@ -49,7 +49,7 @@ static void C3Di_AptEventHook(int hookType, void* param)
{
ctx->flags |= C3DiF_AttrInfo | C3DiF_BufInfo | C3DiF_Effect | C3DiF_RenderBuf
| C3DiF_Viewport | C3DiF_Scissor | C3DiF_Program
| C3DiF_TexAll | C3DiF_TexEnvAll;
| C3DiF_TexAll | C3DiF_TexEnvBuf | C3DiF_TexEnvAll;
break;
}
}
@ -69,7 +69,7 @@ bool C3D_Init(size_t cmdBufSize)
GPUCMD_SetBuffer(ctx->cmdBuf, ctx->cmdBufSize, 0);
ctx->flags = C3DiF_Active | C3DiF_TexEnvAll | C3DiF_Effect | C3DiF_TexAll;
ctx->flags = C3DiF_Active | C3DiF_TexEnvBuf | C3DiF_TexEnvAll | C3DiF_Effect | C3DiF_TexAll;
// TODO: replace with direct struct access
C3D_DepthMap(-1.0f, 0.0f);
@ -81,6 +81,9 @@ bool C3D_Init(size_t cmdBufSize)
C3D_AlphaTest(false, GPU_ALWAYS, 0x00);
C3D_AlphaBlend(GPU_BLEND_ADD, GPU_BLEND_ADD, GPU_SRC_ALPHA, GPU_ONE_MINUS_SRC_ALPHA, GPU_SRC_ALPHA, GPU_ONE_MINUS_SRC_ALPHA);
ctx->texEnvBuf = 0;
ctx->texEnvBufClr = 0xFFFFFFFF;
for (i = 0; i < 3; i ++)
ctx->tex[i] = NULL;
@ -189,6 +192,13 @@ void C3Di_UpdateContext(void)
GPUCMD_AddWrite(GPUREG_TEXUNIT_ENABLE, 0x00011000|units); // enables texture units
}
if (ctx->flags & C3DiF_TexEnvBuf)
{
ctx->flags &= ~C3DiF_TexEnvBuf;
GPUCMD_AddMaskedWrite(GPUREG_TEXENV_UPDATE_BUFFER, 0x2, ctx->texEnvBuf);
GPUCMD_AddWrite(GPUREG_TEXENV_BUFFER_COLOR, ctx->texEnvBufClr);
}
if (ctx->flags & C3DiF_TexEnvAll)
{
for (i = 0; i < 6; i ++)

3
source/context.h
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@ -36,6 +36,8 @@ typedef struct
C3D_Tex* tex[3];
C3D_TexEnv texEnv[6];
u32 texEnvBuf, texEnvBufClr;
C3D_RenderBuf* rb;
u32 viewport[5];
u32 scissor[3];
@ -53,6 +55,7 @@ enum
C3DiF_Viewport = BIT(6),
C3DiF_Scissor = BIT(7),
C3DiF_Program = BIT(8),
C3DiF_TexEnvBuf = BIT(9),
#define C3DiF_Tex(n) BIT(23+(n))
C3DiF_TexAll = 7 << 23,

40
source/texenv.c
View File

@ -11,7 +11,8 @@ void TexEnv_Init(C3D_TexEnv* env)
env->funcRgb = GPU_REPLACE;
env->funcAlpha = env->funcRgb;
env->color = 0xFFFFFFFF;
env->unknown = 0;
env->scaleRgb = GPU_TEVSCALE_1;
env->scaleAlpha = GPU_TEVSCALE_1;
}
C3D_TexEnv* C3D_GetTexEnv(int id)
@ -41,3 +42,40 @@ void C3Di_TexEnvBind(int id, C3D_TexEnv* env)
if (id >= 4) id += 2;
GPUCMD_AddIncrementalWrites(GPUREG_TEXENV0_SOURCE + id*8, (u32*)env, sizeof(C3D_TexEnv)/sizeof(u32));
}
void C3D_TexEnvBufUpdate(int mode, int mask)
{
C3D_Context* ctx = C3Di_GetContext();
if (!(ctx->flags & C3DiF_Active))
return;
u32 val = ctx->texEnvBuf;
mask &= 0xF;
if (mode & C3D_RGB)
{
val &= ~(0xF << 8);
val |= mask << 8;
}
if (mode & C3D_Alpha)
{
val &= ~(0xF << 12);
val |= mask << 12;
}
ctx->texEnvBuf = val;
ctx->flags |= C3DiF_TexEnvBuf;
}
void C3D_TexEnvBufColor(u32 color)
{
C3D_Context* ctx = C3Di_GetContext();
if (!(ctx->flags & C3DiF_Active))
return;
ctx->texEnvBufClr = color;
ctx->flags |= C3DiF_TexEnvBuf;
}