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(GL) Cleanup gl_check_fbo_dimensions

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This commit is contained in:
twinaphex 2016-05-05 01:42:08 +02:00
parent d4a322add3
commit 1b84895ba0
1 changed files with 32 additions and 41 deletions
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73
gfx/drivers/gl.c
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@ -1011,10 +1011,38 @@ static INLINE void gl_start_frame_fbo(gl_t *gl)
#endif
}
static bool gl_recreate_fbo(
struct gfx_fbo_rect *fbo_rect,
GLuint fbo,
GLuint texture
)
{
glBindFramebuffer(RARCH_GL_FRAMEBUFFER, fbo);
glBindTexture(GL_TEXTURE_2D, texture);
glTexImage2D(GL_TEXTURE_2D,
0, RARCH_GL_INTERNAL_FORMAT32,
fbo_rect->width,
fbo_rect->height,
0, RARCH_GL_TEXTURE_TYPE32,
RARCH_GL_FORMAT32, NULL);
glFramebufferTexture2D(RARCH_GL_FRAMEBUFFER,
RARCH_GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
texture, 0);
if (glCheckFramebufferStatus(RARCH_GL_FRAMEBUFFER) != RARCH_GL_FRAMEBUFFER_COMPLETE)
{
RARCH_WARN("Failed to reinitialize FBO texture.\n");
return false;
}
return true;
}
static void gl_check_fbo_dimension(gl_t *gl, unsigned i,
GLuint fbo, GLuint texture, bool update_feedback)
{
GLenum status;
unsigned img_width, img_height, max, pow2_size;
bool check_dimensions = false;
struct gfx_fbo_rect *fbo_rect = &gl->fbo_rect[i];
@ -1038,57 +1066,20 @@ static void gl_check_fbo_dimension(gl_t *gl, unsigned i,
fbo_rect->width = fbo_rect->height = pow2_size;
{
glBindFramebuffer(RARCH_GL_FRAMEBUFFER, fbo);
glBindTexture(GL_TEXTURE_2D, texture);
glTexImage2D(GL_TEXTURE_2D,
0, RARCH_GL_INTERNAL_FORMAT32,
fbo_rect->width,
fbo_rect->height,
0, RARCH_GL_TEXTURE_TYPE32,
RARCH_GL_FORMAT32, NULL);
glFramebufferTexture2D(RARCH_GL_FRAMEBUFFER,
RARCH_GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
texture, 0);
status = glCheckFramebufferStatus(RARCH_GL_FRAMEBUFFER);
if (status != RARCH_GL_FRAMEBUFFER_COMPLETE)
RARCH_WARN("Failed to reinitialize FBO texture.\n");
}
gl_recreate_fbo(fbo_rect, fbo, texture);
/* Update feedback texture in-place so we avoid having to
* juggle two different fbo_rect structs since they get updated here. */
if (update_feedback)
{
glBindFramebuffer(RARCH_GL_FRAMEBUFFER, gl->fbo_feedback);
glBindTexture(GL_TEXTURE_2D, gl->fbo_feedback_texture);
glTexImage2D(GL_TEXTURE_2D,
0, RARCH_GL_INTERNAL_FORMAT32,
fbo_rect->width,
fbo_rect->height,
0, RARCH_GL_TEXTURE_TYPE32,
RARCH_GL_FORMAT32, NULL);
glFramebufferTexture2D(RARCH_GL_FRAMEBUFFER,
RARCH_GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
gl->fbo_feedback_texture, 0);
status = glCheckFramebufferStatus(RARCH_GL_FRAMEBUFFER);
if (status == RARCH_GL_FRAMEBUFFER_COMPLETE)
if (gl_recreate_fbo(fbo_rect, gl->fbo_feedback,
gl->fbo_feedback_texture))
{
/* Make sure the feedback textures are cleared
* so we don't feedback noise. */
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT);
}
else
{
RARCH_WARN("Failed to reinitialize FBO texture.\n");
}
}
RARCH_LOG("[GL]: Recreating FBO texture #%d: %ux%u\n",