#include "pipe/p_context.h"
#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
-#include "pipe/p_winsys.h"
+#include "pipe/p_screen.h"
#include "st_context.h"
#include "st_cb_fbo.h"
#include "st_cb_texture.h"
struct pipe_texture template;
unsigned surface_usage;
- /* Free the old surface (and texture if we hold the last
- * reference):
+ /* Free the old surface and texture
*/
pipe_surface_reference( &strb->surface, NULL );
+ pipe_texture_reference( &strb->texture, NULL );
+ /* Setup new texture template.
+ */
memset(&template, 0, sizeof(template));
-
+ template.target = PIPE_TEXTURE_2D;
if (strb->format != PIPE_FORMAT_NONE) {
template.format = strb->format;
}
else {
template.format = st_choose_renderbuffer_format(pipe, internalFormat);
}
-
- strb->Base.Width = width;
- strb->Base.Height = height;
- init_renderbuffer_bits(strb, template.format);
-
- template.target = PIPE_TEXTURE_2D;
- template.compressed = 0;
- template.cpp = pf_get_size(template.format);
+ pf_get_block(template.format, &template.block);
template.width[0] = width;
template.height[0] = height;
template.depth[0] = 1;
template.last_level = 0;
-
+ template.nr_samples = rb->NumSamples;
if (pf_is_depth_stencil(template.format)) {
template.tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
}
PIPE_TEXTURE_USAGE_RENDER_TARGET);
}
+ /* init renderbuffer fields */
+ strb->Base.Width = width;
+ strb->Base.Height = height;
+ init_renderbuffer_bits(strb, template.format);
/* Probably need dedicated flags for surface usage too:
*/
0, 0, 0,
surface_usage );
- assert(strb->surface->buffer);
+ assert(strb->surface->texture);
assert(strb->surface->format);
- assert(strb->surface->cpp);
assert(strb->surface->width == width);
assert(strb->surface->height == height);
- assert(strb->surface->pitch);
return strb->surface != NULL;
ASSERT(strb);
pipe_surface_reference(&strb->surface, NULL);
pipe_texture_reference(&strb->texture, NULL);
- free(strb);
+ _mesa_free(strb);
}
static struct gl_renderbuffer *
st_new_renderbuffer(GLcontext *ctx, GLuint name)
{
- struct st_renderbuffer *strb = CALLOC_STRUCT(st_renderbuffer);
+ struct st_renderbuffer *strb = ST_CALLOC_STRUCT(st_renderbuffer);
if (strb) {
_mesa_init_renderbuffer(&strb->Base, name);
strb->Base.Delete = st_renderbuffer_delete;
* renderbuffer). The window system code determines the format.
*/
struct gl_renderbuffer *
-st_new_renderbuffer_fb(enum pipe_format format)
+st_new_renderbuffer_fb(enum pipe_format format, int samples)
{
struct st_renderbuffer *strb;
- strb = CALLOC_STRUCT(st_renderbuffer);
+ strb = ST_CALLOC_STRUCT(st_renderbuffer);
if (!strb) {
_mesa_error(NULL, GL_OUT_OF_MEMORY, "creating renderbuffer");
return NULL;
_mesa_init_renderbuffer(&strb->Base, 0);
strb->Base.ClassID = 0x4242; /* just a unique value */
+ strb->Base.NumSamples = samples;
strb->format = format;
switch (format) {
struct gl_framebuffer *fb,
struct gl_renderbuffer_attachment *att)
{
- struct st_context *st = ctx->st;
struct st_renderbuffer *strb;
struct gl_renderbuffer *rb;
- struct pipe_context *pipe = st->pipe;
- struct pipe_screen *screen = pipe->screen;
- struct pipe_texture *pt;
+ struct pipe_texture *pt = st_get_texobj_texture(att->Texture);
struct st_texture_object *stObj;
const struct gl_texture_image *texImage =
att->Texture->Image[att->CubeMapFace][att->TextureLevel];
-
- assert(!att->Renderbuffer);
+ if (!pt)
+ return;
/* create new renderbuffer which wraps the texture image */
rb = st_new_renderbuffer(ctx, 0);
rb->Height = texImage->Height2;
/*printf("***** render to texture level %d: %d x %d\n", att->TextureLevel, rb->Width, rb->Height);*/
- pt = st_get_texobj_texture(att->Texture);
- assert(pt);
/*printf("***** pipe texture %d x %d\n", pt->width[0], pt->height[0]);*/
pipe_texture_reference( &strb->texture, pt );
st_finish_render_texture(GLcontext *ctx,
struct gl_renderbuffer_attachment *att)
{
- struct pipe_screen *screen = ctx->st->pipe->screen;
struct st_renderbuffer *strb = st_renderbuffer(att->Renderbuffer);
- assert(strb);
+ if (!strb)
+ return;
- ctx->st->pipe->flush(ctx->st->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ st_flush( ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL );
if (strb->surface)
- screen->tex_surface_release( screen, &strb->surface );
+ pipe_surface_reference( &strb->surface, NULL );
strb->rtt = NULL;
}
+/**
+ * Check that the framebuffer configuration is valid in terms of what
+ * the driver can support.
+ *
+ * For Gallium we only supports combined Z+stencil, not separate buffers.
+ */
+static void
+st_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb)
+{
+ const struct gl_renderbuffer *depthRb =
+ fb->Attachment[BUFFER_DEPTH].Renderbuffer;
+ const struct gl_renderbuffer *stencilRb =
+ fb->Attachment[BUFFER_STENCIL].Renderbuffer;
+
+ if (stencilRb && depthRb && stencilRb != depthRb) {
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+ }
+}
+
void st_init_fbo_functions(struct dd_function_table *functions)
{
functions->FramebufferRenderbuffer = st_framebuffer_renderbuffer;
functions->RenderTexture = st_render_texture;
functions->FinishRenderTexture = st_finish_render_texture;
+ functions->ValidateFramebuffer = st_validate_framebuffer;
/* no longer needed by core Mesa, drivers handle resizes...
functions->ResizeBuffers = st_resize_buffers;
*/