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Add floating point FBO support to GLES.

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This commit is contained in:
Themaister 2013-03-26 15:10:56 +01:00
parent 32791fe59c
commit 0db8fee69d
1 changed files with 13 additions and 1 deletions
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14
gfx/gl.c
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@ -518,11 +518,22 @@ static void gl_create_fbo_textures(void *data)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter_type);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter_type);
#if !defined(HAVE_OPENGLES2) && !defined(HAVE_PSGL)
#ifndef HAVE_PSGL
bool fp_fbo = gl->fbo_scale[i].valid && gl->fbo_scale[i].fp_fbo;
if (fp_fbo)
{
// GLES and GL are inconsistent in which arguments to pass.
#ifdef HAVE_OPENGLES2
bool has_fp_fbo = gl_query_extension("OES_texture_float_linear");
if (!has_fp_fbo)
RARCH_ERR("OES_texture_float_linear extension not found.\n");
RARCH_LOG("FBO pass #%d is floating-point.\n", i);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA,
gl->fbo_rect[i].width, gl->fbo_rect[i].height,
0, GL_RGBA, GL_FLOAT, NULL);
#else
bool has_fp_fbo = gl_query_extension("ARB_texture_float");
if (!has_fp_fbo)
RARCH_ERR("ARB_texture_float extension was not found.\n");
@ -531,6 +542,7 @@ static void gl_create_fbo_textures(void *data)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA32F,
gl->fbo_rect[i].width, gl->fbo_rect[i].height,
0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
#endif
}
else
#endif