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OpenGL2: Replace r_exportCubemaps cvar with exportCubemaps command.

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This commit is contained in:
SmileTheory 2015-12-23 09:58:11 -08:00
parent a6a6162f04
commit c3216f54d2
4 changed files with 99 additions and 39 deletions
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62
code/renderergl2/tr_backend.c
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@ -1737,6 +1737,65 @@ const void *RB_PostProcess(const void *data)
return (const void *)(cmd + 1);
}
// FIXME: put this function declaration elsewhere
void R_SaveDDS(const char *filename, byte *pic, int width, int height, int depth);
/*
=============
RB_ExportCubemaps
=============
*/
const void *RB_ExportCubemaps(const void *data)
{
const exportCubemapsCommand_t *cmd = data;
// finish any 2D drawing if needed
if (tess.numIndexes)
RB_EndSurface();
if (!glRefConfig.framebufferObject || !tr.world || tr.numCubemaps == 0)
{
// do nothing
ri.Printf(PRINT_ALL, "Nothing to export!\n");
return (const void *)(cmd + 1);
}
if (cmd)
{
FBO_t *oldFbo = glState.currentFBO;
int sideSize = CUBE_MAP_SIZE * CUBE_MAP_SIZE * 4;
byte *cubemapPixels = ri.Malloc(sideSize * 6);
int i, j;
FBO_Bind(tr.renderCubeFbo);
for (i = 0; i < tr.numCubemaps; i++)
{
char filename[MAX_QPATH];
cubemap_t *cubemap = &tr.cubemaps[i];
char *p = cubemapPixels;
for (j = 0; j < 6; j++)
{
qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X + j, cubemap->image->texnum, 0);
qglReadPixels(0, 0, CUBE_MAP_SIZE, CUBE_MAP_SIZE, GL_RGBA, GL_UNSIGNED_BYTE, p);
p += sideSize;
}
Com_sprintf(filename, MAX_QPATH, "cubemaps/%s/%03d.dds", tr.world->baseName, i);
R_SaveDDS(filename, cubemapPixels, CUBE_MAP_SIZE, CUBE_MAP_SIZE, 6);
ri.Printf(PRINT_ALL, "Saved cubemap %d as %s\n", i, filename);
}
FBO_Bind(oldFbo);
ri.Free(cubemapPixels);
}
return (const void *)(cmd + 1);
}
/*
====================
@ -1785,6 +1844,9 @@ void RB_ExecuteRenderCommands( const void *data ) {
case RC_POSTPROCESS:
data = RB_PostProcess(data);
break;
case RC_EXPORT_CUBEMAPS:
data = RB_ExportCubemaps(data);
break;
case RC_END_OF_LIST:
default:
// finish any 2D drawing if needed