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gl_read_frame_raw: flip frame only when using hardware render.

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aliaspider 2015-03-16 15:29:52 +01:00
parent 3100cd8ec2
commit 83df686965
1 changed files with 23 additions and 10 deletions
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33
gfx/drivers/gl.c
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@ -2768,28 +2768,41 @@ static bool gl_read_viewport(void *data, uint8_t *buffer)
static void* gl_read_frame_raw(void *data, unsigned *width_p, static void* gl_read_frame_raw(void *data, unsigned *width_p,
unsigned *height_p, size_t *pitch_p) unsigned *height_p, size_t *pitch_p)
{ {
#ifdef HAVE_FBO
void* buffer;
#endif
void* buffer_texture;
int i; int i;
gl_t *gl = (gl_t*)data; gl_t *gl = (gl_t*)data;
unsigned width = gl->last_width[gl->tex_index]; unsigned width = gl->last_width[gl->tex_index];
unsigned height = gl->last_height[gl->tex_index]; unsigned height = gl->last_height[gl->tex_index];
size_t pitch = gl->tex_w * gl->base_size; size_t pitch = gl->tex_w * gl->base_size;
void* buffer = malloc(pitch * height);
void* buffer_texture = malloc(pitch * gl->tex_h); #ifdef HAVE_FBO
if (gl->hw_render_use)
buffer = malloc(pitch * height);
#endif
buffer_texture = malloc(pitch * gl->tex_h);
glBindTexture(GL_TEXTURE_2D, gl->texture[gl->tex_index]); glBindTexture(GL_TEXTURE_2D, gl->texture[gl->tex_index]);
glGetTexImage(GL_TEXTURE_2D, 0,gl->texture_type, gl->texture_fmt, buffer_texture); glGetTexImage(GL_TEXTURE_2D, 0,gl->texture_type, gl->texture_fmt, buffer_texture);
for(i = 0; i < height ; i++)
memcpy((uint8_t*)buffer + i * pitch,
(uint8_t*)buffer_texture + (height - 1 - i) * pitch, pitch);
*width_p = width; *width_p = width;
*height_p = height; *height_p = height;
*pitch_p = pitch; *pitch_p = pitch;
free(buffer_texture); #ifdef HAVE_FBO
return buffer; if (gl->hw_render_use)
{
for(i = 0; i < height ; i++)
memcpy((uint8_t*)buffer + i * pitch,
(uint8_t*)buffer_texture + (height - 1 - i) * pitch, pitch);
free(buffer_texture);
return buffer;
}
#endif
return buffer_texture;
} }
#endif #endif