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Reinit textures if pixel format changes in GL.

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This commit is contained in:
Themaister 2012-11-10 23:56:04 +01:00
parent 6d6c170f09
commit 1681741554
1 changed files with 29 additions and 7 deletions
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36
gfx/gl.c
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@ -943,6 +943,13 @@ static inline void gl_copy_frame(gl_t *gl, const void *frame, unsigned width, un
static void gl_init_textures(gl_t *gl, const video_info_t *video)
{
if (!gl->pbo)
glGenBuffers(1, &gl->pbo);
glBindBuffer(GL_TEXTURE_REFERENCE_BUFFER_SCE, gl->pbo);
glBufferData(GL_TEXTURE_REFERENCE_BUFFER_SCE,
gl->tex_w * gl->tex_h * gl->base_size * TEXTURES, NULL, GL_STREAM_DRAW);
glGenTextures(TEXTURES, gl->texture);
for (unsigned i = 0; i < TEXTURES; i++)
@ -1243,6 +1250,24 @@ static bool resolve_extensions(gl_t *gl)
return true;
}
#ifdef RARCH_CONSOLE
static void gl_reinit_textures(gl_t *gl, const video_info_t *video)
{
unsigned old_base_size = gl->base_size;
gl->internal_fmt = video->rgb32 ? RARCH_GL_INTERNAL_FORMAT32 : RARCH_GL_INTERNAL_FORMAT16;
gl->texture_type = video->rgb32 ? RARCH_GL_TEXTURE_TYPE32 : RARCH_GL_TEXTURE_TYPE16;
gl->texture_fmt = video->rgb32 ? RARCH_GL_FORMAT32 : RARCH_GL_FORMAT16;
gl->base_size = video->rgb32 ? sizeof(uint32_t) : sizeof(uint16_t);
// FIXME: Doesn't handle case if input_scale is larger than what we have from before yet.
// In this case, we will have to reinit FBO chain as well.
if (old_base_size != gl->base_size)
{
glDeleteTextures(TEXTURES, gl->texture);
gl_init_textures(gl, video);
}
}
#endif
static void *gl_init(const video_info_t *video, const input_driver_t **input, void **input_data)
{
@ -1252,7 +1277,11 @@ static void *gl_init(const video_info_t *video, const input_driver_t **input, vo
#ifdef RARCH_CONSOLE
if (driver.video_data)
{
// Reinitialize textures as we might have changed pixel formats.
gl_reinit_textures(gl, video);
return driver.video_data;
}
#endif
gl_t *gl = (gl_t*)calloc(1, sizeof(gl_t));
@ -1376,13 +1405,6 @@ static void *gl_init(const video_info_t *video, const input_driver_t **input, vo
gl->tex_w = RARCH_SCALE_BASE * video->input_scale;
gl->tex_h = RARCH_SCALE_BASE * video->input_scale;
#if defined(HAVE_PSGL)
glGenBuffers(1, &gl->pbo);
glBindBuffer(GL_TEXTURE_REFERENCE_BUFFER_SCE, gl->pbo);
glBufferData(GL_TEXTURE_REFERENCE_BUFFER_SCE,
gl->tex_w * gl->tex_h * gl->base_size * TEXTURES, NULL, GL_STREAM_DRAW);
#endif
// Empty buffer that we use to clear out the texture with on res change.
gl->empty_buf = calloc(sizeof(uint32_t), gl->tex_w * gl->tex_h);