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Fix lighting breaking if trying to use unavailable shaders

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This commit is contained in:
Hannu Hanhi 2020-04-22 23:50:14 +03:00
parent ce1d017a73
commit 4e8349fccc
3 changed files with 9 additions and 5 deletions
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2
src/hardware/hw_drv.h
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@ -66,7 +66,7 @@ EXPORT void HWRAPI(DrawScreenFinalTexture) (int width, int height);
EXPORT void HWRAPI(PostImgRedraw) (float points[SCREENVERTS][SCREENVERTS][2]);
// jimita
EXPORT void HWRAPI(LoadShaders) (void);
EXPORT boolean HWRAPI(LoadShaders) (void);
EXPORT void HWRAPI(KillShaders) (void);
EXPORT void HWRAPI(SetShader) (int shader);
EXPORT void HWRAPI(UnSetShader) (void);

9
src/hardware/hw_main.c
View file

@ -119,6 +119,8 @@ static line_t *gr_linedef;
static sector_t *gr_frontsector;
static sector_t *gr_backsector;
boolean gr_shadersavailable = true;
// ==========================================================================
// View position
// ==========================================================================
@ -142,7 +144,7 @@ static INT32 drawcount = 0;
void HWR_Lighting(FSurfaceInfo *Surface, INT32 light_level, UINT32 mixcolor, UINT32 fadecolor)
{
if (!cv_grshaders.value || (cv_grshaders.value && !cv_grfog.value))
if (!cv_grshaders.value || (cv_grshaders.value && !cv_grfog.value) || !gr_shadersavailable)
{
RGBA_t mix_color, fog_color, final_color;
INT32 mix;
@ -205,7 +207,7 @@ void HWR_Lighting(FSurfaceInfo *Surface, INT32 light_level, UINT32 mixcolor, UIN
void HWR_NoColormapLighting(FSurfaceInfo *Surface, INT32 light_level, UINT32 mixcolor, UINT32 fadecolor)
{
if (!cv_grshaders.value || (cv_grshaders.value && !cv_grfog.value))
if (!cv_grshaders.value || (cv_grshaders.value && !cv_grfog.value) || !gr_shadersavailable)
{
RGBA_t mix_color, fog_color, final_color;
INT32 mix, fogmix, lightmix;
@ -4947,7 +4949,8 @@ void HWR_Startup(void)
// jimita
HWD.pfnKillShaders();
HWD.pfnLoadShaders();
if (!HWD.pfnLoadShaders())
gr_shadersavailable = false;
}

3
src/hardware/r_opengl/r_opengl.c
View file

@ -796,7 +796,7 @@ EXPORT void HWRAPI(LoadShaders) (void)
GLuint gl_vertShader, gl_fragShader;
GLint i, result;
if (!pglUseProgram) return;
if (!pglUseProgram) return false;
gl_customvertexshaders[0] = NULL;
gl_customfragmentshaders[0] = NULL;
@ -904,6 +904,7 @@ EXPORT void HWRAPI(LoadShaders) (void)
#undef GETUNI
}
#endif
return true;
}
EXPORT void HWRAPI(LoadCustomShader) (int number, char *shader, size_t size, boolean fragment)