DevKit7/citro3d
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Generalize C3D_FVUnifMtx to support 2x4, 3x4 and 4x4 matrices

Browse Source
This commit is contained in:
fincs 2015-11-28 16:25:23 +01:00
parent 4814f804c6
commit ae4d9aba93
6 changed files with 27 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
examples/fragment_light/source/main.c
View File

@ -168,8 +168,8 @@ static void sceneRender(float iod)
}
// Update the uniforms
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_modelView, &modelView);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_modelView, &modelView);
// Draw the VBO
C3D_DrawArrays(GPU_TRIANGLES, 0, vertex_list_count);

2
examples/immediate/source/main.c
View File

@ -47,7 +47,7 @@ static void sceneInit(void)
static void sceneRender(void)
{
// Update the uniforms
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_projection, &projection);
// Draw the triangle directly
C3D_ImmDrawBegin(GPU_TRIANGLES);

2
examples/simple_tri/source/main.c
View File

@ -71,7 +71,7 @@ static void sceneInit(void)
static void sceneRender(void)
{
// Update the uniforms
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_projection, &projection);
// Draw the VBO
C3D_DrawArrays(GPU_TRIANGLES, 0, vertex_list_count);

6
examples/textured_cube/source/main.c
View File

@ -161,9 +161,9 @@ static void sceneRender(void)
angleY += M_PI / 360;
// Update the uniforms
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_modelView, &modelView);
C3D_FVUnifMtx(GPU_VERTEX_SHADER, uLoc_material, &material);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_projection, &projection);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_modelView, &modelView);
C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, uLoc_material, &material);
C3D_FVUnifSet(GPU_VERTEX_SHADER, uLoc_lightVec, 0.0f, 0.0f, -1.0f, 0.0f);
C3D_FVUnifSet(GPU_VERTEX_SHADER, uLoc_lightHalfVec, 0.0f, 0.0f, -1.0f, 0.0f);
C3D_FVUnifSet(GPU_VERTEX_SHADER, uLoc_lightClr, 1.0f, 1.0f, 1.0f, 1.0f);

23
include/c3d/uniforms.h
View File

@ -25,12 +25,27 @@ static inline C3D_IVec* C3D_IVUnifWritePtr(GPU_SHADER_TYPE type, int id)
return &C3D_IVUnif[type][id];
}
static inline void C3D_FVUnifMtx(GPU_SHADER_TYPE type, int id, C3D_Mtx* mtx)
static inline void C3D_FVUnifMtxNx4(GPU_SHADER_TYPE type, int id, C3D_Mtx* mtx, int num)
{
int i;
C3D_FVec* ptr = C3D_FVUnifWritePtr(type, id, 4);
for (i = 0; i < 4; i ++)
ptr[i] = mtx->r[i];
C3D_FVec* ptr = C3D_FVUnifWritePtr(type, id, num);
for (i = 0; i < num; i ++)
ptr[i] = mtx->r[i]; // Struct copy.
}
static inline void C3D_FVUnifMtx4x4(GPU_SHADER_TYPE type, int id, C3D_Mtx* mtx)
{
C3D_FVUnifMtxNx4(type, id, mtx, 4);
}
static inline void C3D_FVUnifMtx3x4(GPU_SHADER_TYPE type, int id, C3D_Mtx* mtx)
{
C3D_FVUnifMtxNx4(type, id, mtx, 3);
}
static inline void C3D_FVUnifMtx2x4(GPU_SHADER_TYPE type, int id, C3D_Mtx* mtx)
{
C3D_FVUnifMtxNx4(type, id, mtx, 2);
}
static inline void C3D_FVUnifSet(GPU_SHADER_TYPE type, int id, float x, float y, float z, float w)

5
source/mtxstack.c
View File

@ -36,10 +36,7 @@ void MtxStack_Update(C3D_MtxStack* stk)
if (!stk->isDirty) return;
if (stk->unifPos != 0xFF)
{
C3D_FVec* out = C3D_FVUnifWritePtr(stk->unifType, stk->unifPos, stk->unifLen);
memcpy(out, &stk->m[stk->pos], (u32)stk->unifLen * sizeof(C3D_FVec));
}
C3D_FVUnifMtxNx4(stk->unifType, stk->unifPos, &stk->m[stk->pos], stk->unifLen);
stk->isDirty = false;
}