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- [Psy-X] added GR_ClearVRAM to separate from GR_Clear

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This commit is contained in:
Ilya Shurumov 2021-05-19 11:33:03 +06:00 committed by InspirationByte
parent 2524968f6a
commit 5ee512e200
3 changed files with 19 additions and 8 deletions
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1
src_rebuild/PsyX/include/PsyX/PsyX_render.h
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@ -191,6 +191,7 @@ extern void GR_SetWireframe(int enable);
extern void GR_DestroyTexture(TextureID texture);
extern void GR_Clear(int x, int y, int w, int h, unsigned char r, unsigned char g, unsigned char b);
extern void GR_ClearVRAM(int x, int y, int w, int h, unsigned char r, unsigned char g, unsigned char b);
extern void GR_UpdateVertexBuffer(const GrVertex* vertices, int count);
extern void GR_DrawTriangles(int start_vertex, int triangles);

6
src_rebuild/PsyX/src/psx/LIBGPU.C
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@ -27,12 +27,18 @@ void(*drawsync_callback)(void) = NULL;
int ClearImage(RECT16* rect, u_char r, u_char g, u_char b)
{
GR_ClearVRAM(rect->x, rect->y, rect->w, rect->h, r, g, b);
// TODO: clear all affected backbuffers
GR_Clear(rect->x, rect->y, rect->w, rect->h, r, g, b);
return 0;
}
int ClearImage2(RECT16* rect, u_char r, u_char g, u_char b)
{
GR_ClearVRAM(rect->x, rect->y, rect->w, rect->h, r, g, b);
// TODO: clear all affected backbuffers
GR_Clear(rect->x, rect->y, rect->w, rect->h, r, g, b);
return 0;
}

20
src_rebuild/PsyX/src/render/PsyX_render.cpp
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@ -1326,30 +1326,34 @@ void GR_DestroyTexture(TextureID texture)
#endif
}
void GR_Clear(int x, int y, int w, int h, unsigned char r, unsigned char g, unsigned char b)
void GR_ClearVRAM(int x, int y, int w, int h, unsigned char r, unsigned char g, unsigned char b)
{
vram_need_update = 1;
framebuffer_need_update = 1;
u_short* dst = vram + x + y * VRAM_WIDTH;
if (x+w > VRAM_WIDTH)
if (x + w > VRAM_WIDTH)
w = VRAM_WIDTH - x;
if (y+h > VRAM_HEIGHT)
h = VRAM_HEIGHT-y;
if (y + h > VRAM_HEIGHT)
h = VRAM_HEIGHT - y;
// clear VRAM region with given color
for (int i = 0; i < h; i++)
for (int i = 0; i < h; i++)
{
u_short* tmp = dst;
for (int j = 0; j < w; j++)
*tmp++ = r | (g << 5) | (b << 11);
dst += VRAM_WIDTH;
}
}
void GR_Clear(int x, int y, int w, int h, unsigned char r, unsigned char g, unsigned char b)
{
framebuffer_need_update = 1;
#if defined(USE_OPENGL)
glClearColor(r / 255.0f, g / 255.0f, b / 255.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);