#include "main/context.h"
#include "main/fbobject.h"
#include "main/framebuffer.h"
+#include "main/macros.h"
#include "main/renderbuffer.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "st_context.h"
#include "st_cb_fbo.h"
-#include "st_cb_texture.h"
+#include "st_cb_flush.h"
#include "st_format.h"
-#include "st_public.h"
#include "st_texture.h"
+#include "st_manager.h"
-#include "util/u_rect.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
-/**
- * Compute the renderbuffer's Red/Green/EtcBit fields from the pipe format.
- */
-static int
-init_renderbuffer_bits(struct st_renderbuffer *strb,
- enum pipe_format pipeFormat)
-{
- struct pipe_format_info info;
-
- if (!st_get_format_info( pipeFormat, &info )) {
- assert( 0 );
- }
-
- strb->Base.Format = info.mesa_format;
- strb->Base.DataType = st_format_datatype(pipeFormat);
-
- return info.size;
-}
-
/**
* gl_renderbuffer::AllocStorage()
* This is called to allocate the original drawing surface, and
GLenum internalFormat,
GLuint width, GLuint height)
{
- struct pipe_context *pipe = ctx->st->pipe;
+ struct pipe_screen *screen = ctx->st->pipe->screen;
struct st_renderbuffer *strb = st_renderbuffer(rb);
enum pipe_format format;
if (strb->format != PIPE_FORMAT_NONE)
format = strb->format;
else
- format = st_choose_renderbuffer_format(pipe->screen, internalFormat);
+ format = st_choose_renderbuffer_format(screen, internalFormat);
/* init renderbuffer fields */
strb->Base.Width = width;
strb->Base.Height = height;
- init_renderbuffer_bits(strb, format);
+ strb->Base.Format = st_pipe_format_to_mesa_format(format);
+ strb->Base.DataType = st_format_datatype(format);
strb->defined = GL_FALSE; /* undefined contents now */
- if(strb->software) {
- struct pipe_format_block block;
+ if (strb->software) {
size_t size;
- _mesa_free(strb->data);
+ free(strb->data);
assert(strb->format != PIPE_FORMAT_NONE);
- pf_get_block(strb->format, &block);
- strb->stride = pf_get_stride(&block, width);
- size = pf_get_2d_size(&block, strb->stride, height);
+ strb->stride = util_format_get_stride(strb->format, width);
+ size = util_format_get_2d_size(strb->format, strb->stride, height);
- strb->data = _mesa_malloc(size);
+ strb->data = malloc(size);
return strb->data != NULL;
}
else {
- struct pipe_texture template;
- unsigned surface_usage;
+ struct pipe_resource template;
/* Free the old surface and texture
*/
pipe_surface_reference( &strb->surface, NULL );
- pipe_texture_reference( &strb->texture, NULL );
+ pipe_resource_reference( &strb->texture, NULL );
+ pipe_sampler_view_reference(&strb->sampler_view, NULL);
/* Setup new texture template.
*/
memset(&template, 0, sizeof(template));
template.target = PIPE_TEXTURE_2D;
template.format = format;
- pf_get_block(format, &template.block);
- template.width[0] = width;
- template.height[0] = height;
- template.depth[0] = 1;
+ template.width0 = width;
+ template.height0 = height;
+ template.depth0 = 1;
template.last_level = 0;
template.nr_samples = rb->NumSamples;
- if (pf_is_depth_stencil(format)) {
- template.tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ if (util_format_is_depth_or_stencil(format)) {
+ template.bind = PIPE_BIND_DEPTH_STENCIL;
}
else {
- template.tex_usage = (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
- PIPE_TEXTURE_USAGE_RENDER_TARGET);
+ template.bind = (PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_RENDER_TARGET);
}
- /* Probably need dedicated flags for surface usage too:
- */
- surface_usage = (PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_GPU_WRITE);
-#if 0
- PIPE_BUFFER_USAGE_CPU_READ |
- PIPE_BUFFER_USAGE_CPU_WRITE);
-#endif
-
- strb->texture = pipe->screen->texture_create( pipe->screen,
- &template );
+ strb->texture = screen->resource_create(screen, &template);
if (!strb->texture)
return FALSE;
- strb->surface = pipe->screen->get_tex_surface( pipe->screen,
- strb->texture,
- 0, 0, 0,
- surface_usage );
+ strb->surface = screen->get_tex_surface(screen,
+ strb->texture,
+ 0, 0, 0,
+ template.bind);
if (strb->surface) {
assert(strb->surface->texture);
assert(strb->surface->format);
struct st_renderbuffer *strb = st_renderbuffer(rb);
ASSERT(strb);
pipe_surface_reference(&strb->surface, NULL);
- pipe_texture_reference(&strb->texture, NULL);
- _mesa_free(strb->data);
- _mesa_free(strb);
+ pipe_resource_reference(&strb->texture, NULL);
+ pipe_sampler_view_reference(&strb->sampler_view, NULL);
+ free(strb->data);
+ free(strb);
}
_mesa_init_renderbuffer(&strb->Base, 0);
strb->Base.ClassID = 0x4242; /* just a unique value */
strb->Base.NumSamples = samples;
+ strb->Base.Format = st_pipe_format_to_mesa_format(format);
+ strb->Base.DataType = st_format_datatype(format);
strb->format = format;
- init_renderbuffer_bits(strb, format);
strb->software = sw;
switch (format) {
- case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_B8G8R8A8_UNORM:
- case PIPE_FORMAT_X8R8G8B8_UNORM:
+ case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_B8G8R8X8_UNORM:
- case PIPE_FORMAT_A1R5G5B5_UNORM:
- case PIPE_FORMAT_A4R4G4B4_UNORM:
- case PIPE_FORMAT_R5G6B5_UNORM:
+ case PIPE_FORMAT_X8R8G8B8_UNORM:
+ case PIPE_FORMAT_B5G5R5A1_UNORM:
+ case PIPE_FORMAT_B4G4R4A4_UNORM:
+ case PIPE_FORMAT_B5G6R5_UNORM:
strb->Base.InternalFormat = GL_RGBA;
break;
case PIPE_FORMAT_Z16_UNORM:
case PIPE_FORMAT_Z32_UNORM:
strb->Base.InternalFormat = GL_DEPTH_COMPONENT32;
break;
- case PIPE_FORMAT_S8Z24_UNORM:
- case PIPE_FORMAT_Z24S8_UNORM:
- case PIPE_FORMAT_X8Z24_UNORM:
+ case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
+ case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
case PIPE_FORMAT_Z24X8_UNORM:
+ case PIPE_FORMAT_X8Z24_UNORM:
strb->Base.InternalFormat = GL_DEPTH24_STENCIL8_EXT;
break;
- case PIPE_FORMAT_S8_UNORM:
+ case PIPE_FORMAT_S8_USCALED:
strb->Base.InternalFormat = GL_STENCIL_INDEX8_EXT;
break;
case PIPE_FORMAT_R16G16B16A16_SNORM:
default:
_mesa_problem(NULL,
"Unexpected format in st_new_renderbuffer_fb");
- _mesa_free(strb);
+ free(strb);
return NULL;
}
struct gl_framebuffer *fb,
struct gl_renderbuffer_attachment *att)
{
+ struct st_context *st = ctx->st;
+ struct pipe_context *pipe = st->pipe;
struct pipe_screen *screen = ctx->st->pipe->screen;
struct st_renderbuffer *strb;
struct gl_renderbuffer *rb;
- struct pipe_texture *pt = st_get_texobj_texture(att->Texture);
+ struct pipe_resource *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];
+ const struct gl_texture_image *texImage;
+ GLint pt_level;
+ /* When would this fail? Perhaps assert? */
if (!pt)
return;
+ /* The first gallium texture level = Mesa BaseLevel */
+ pt_level = MAX2(0, (GLint) att->TextureLevel - att->Texture->BaseLevel);
+ texImage = att->Texture->Image[att->CubeMapFace][pt_level];
+
/* create new renderbuffer which wraps the texture image */
rb = st_new_renderbuffer(ctx, 0);
if (!rb) {
/* point renderbuffer at texobject */
strb->rtt = stObj;
- strb->rtt_level = att->TextureLevel;
+ strb->rtt_level = pt_level;
strb->rtt_face = att->CubeMapFace;
strb->rtt_slice = att->Zoffset;
rb->_BaseFormat = texImage->_BaseFormat;
/*printf("***** render to texture level %d: %d x %d\n", att->TextureLevel, rb->Width, rb->Height);*/
- /*printf("***** pipe texture %d x %d\n", pt->width[0], pt->height[0]);*/
+ /*printf("***** pipe texture %d x %d\n", pt->width0, pt->height0);*/
- pipe_texture_reference( &strb->texture, pt );
+ pipe_resource_reference( &strb->texture, pt );
pipe_surface_reference(&strb->surface, NULL);
+ pipe_sampler_view_reference(&strb->sampler_view,
+ st_get_texture_sampler_view(stObj, pipe));
+
+ assert(strb->rtt_level <= strb->texture->last_level);
+
/* new surface for rendering into the texture */
strb->surface = screen->get_tex_surface(screen,
strb->texture,
strb->rtt_face,
strb->rtt_level,
strb->rtt_slice,
- PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_GPU_WRITE);
+ PIPE_BIND_RENDER_TARGET);
- init_renderbuffer_bits(strb, pt->format);
+ strb->format = pt->format;
+
+ strb->Base.Format = st_pipe_format_to_mesa_format(pt->format);
+ strb->Base.DataType = st_format_datatype(pt->format);
/*
printf("RENDER TO TEXTURE obj=%p pt=%p surf=%p %d x %d\n",
st_flush( ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL );
- if (strb->surface)
- pipe_surface_reference( &strb->surface, NULL );
-
strb->rtt = NULL;
/*
printf("FINISH RENDER TO TEXTURE surf=%p\n", strb->surface);
*/
- _mesa_reference_renderbuffer(&att->Renderbuffer, NULL);
-
/* restore previous framebuffer state */
st_invalidate_state(ctx, _NEW_BUFFERS);
}
if (!st_validate_attachment(screen,
&fb->Attachment[BUFFER_DEPTH],
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL)) {
+ PIPE_BIND_DEPTH_STENCIL)) {
fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
return;
}
if (!st_validate_attachment(screen,
&fb->Attachment[BUFFER_STENCIL],
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL)) {
+ PIPE_BIND_DEPTH_STENCIL)) {
fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
return;
}
for (i = 0; i < ctx->Const.MaxColorAttachments; i++) {
if (!st_validate_attachment(screen,
&fb->Attachment[BUFFER_COLOR0 + i],
- PIPE_TEXTURE_USAGE_RENDER_TARGET)) {
+ PIPE_BIND_RENDER_TARGET)) {
fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
return;
}
}
-/**
- * Copy back color buffer to front color buffer.
- */
-static void
-copy_back_to_front(struct st_context *st,
- struct gl_framebuffer *fb,
- gl_buffer_index frontIndex,
- gl_buffer_index backIndex)
-
-{
- struct st_framebuffer *stfb = (struct st_framebuffer *) fb;
- struct pipe_surface *surf_front, *surf_back;
-
- (void) st_get_framebuffer_surface(stfb, frontIndex, &surf_front);
- (void) st_get_framebuffer_surface(stfb, backIndex, &surf_back);
-
- if (surf_front && surf_back) {
- if (st->pipe->surface_copy) {
- st->pipe->surface_copy(st->pipe,
- surf_front, 0, 0, /* dest */
- surf_back, 0, 0, /* src */
- fb->Width, fb->Height);
- } else {
- util_surface_copy(st->pipe, FALSE,
- surf_front, 0, 0,
- surf_back, 0, 0,
- fb->Width, fb->Height);
- }
- }
-}
-
-
-/**
- * Check if we're drawing into, or read from, a front color buffer. If the
- * front buffer is missing, create it now.
- *
- * The back color buffer must exist since we'll use its format/samples info
- * for creating the front buffer.
- *
- * \param frontIndex either BUFFER_FRONT_LEFT or BUFFER_FRONT_RIGHT
- * \param backIndex either BUFFER_BACK_LEFT or BUFFER_BACK_RIGHT
- */
-static void
-check_create_front_buffer(GLcontext *ctx, struct gl_framebuffer *fb,
- gl_buffer_index frontIndex,
- gl_buffer_index backIndex)
-{
- if (fb->Attachment[frontIndex].Renderbuffer == NULL) {
- GLboolean create = GL_FALSE;
-
- /* check if drawing to or reading from front buffer */
- if (fb->_ColorReadBufferIndex == frontIndex) {
- create = GL_TRUE;
- }
- else {
- GLuint b;
- for (b = 0; b < fb->_NumColorDrawBuffers; b++) {
- if (fb->_ColorDrawBufferIndexes[b] == frontIndex) {
- create = GL_TRUE;
- break;
- }
- }
- }
-
- if (create) {
- struct st_renderbuffer *back;
- struct gl_renderbuffer *front;
- enum pipe_format colorFormat;
- uint samples;
-
- if (0)
- _mesa_debug(ctx, "Allocate new front buffer\n");
-
- /* get back renderbuffer info */
- back = st_renderbuffer(fb->Attachment[backIndex].Renderbuffer);
- colorFormat = back->format;
- samples = back->Base.NumSamples;
-
- /* create front renderbuffer */
- front = st_new_renderbuffer_fb(colorFormat, samples, FALSE);
- _mesa_add_renderbuffer(fb, frontIndex, front);
-
- /* alloc texture/surface for new front buffer */
- front->AllocStorage(ctx, front, front->InternalFormat,
- fb->Width, fb->Height);
-
- /* initialize the front color buffer contents by copying
- * the back buffer.
- */
- copy_back_to_front(ctx->st, fb, frontIndex, backIndex);
- }
- }
-}
-
-
-/**
- * If front left/right color buffers are missing, create them now.
- */
-static void
-check_create_front_buffers(GLcontext *ctx, struct gl_framebuffer *fb)
-{
- /* check if we need to create the front left buffer now */
- check_create_front_buffer(ctx, fb, BUFFER_FRONT_LEFT, BUFFER_BACK_LEFT);
-
- if (fb->Visual.stereoMode) {
- check_create_front_buffer(ctx, fb, BUFFER_FRONT_RIGHT, BUFFER_BACK_RIGHT);
- }
-
- st_invalidate_state(ctx, _NEW_BUFFERS);
-}
-
-
/**
* Called via glDrawBuffer.
*/
static void
st_DrawBuffers(GLcontext *ctx, GLsizei count, const GLenum *buffers)
{
+ GLframebuffer *fb = ctx->DrawBuffer;
+ GLuint i;
+
(void) count;
(void) buffers;
- check_create_front_buffers(ctx, ctx->DrawBuffer);
+
+ /* add the renderbuffers on demand */
+ for (i = 0; i < fb->_NumColorDrawBuffers; i++) {
+ gl_buffer_index idx = fb->_ColorDrawBufferIndexes[i];
+ st_manager_add_color_renderbuffer(ctx->st, fb, idx);
+ }
}
static void
st_ReadBuffer(GLcontext *ctx, GLenum buffer)
{
+ GLframebuffer *fb = ctx->ReadBuffer;
+
(void) buffer;
- check_create_front_buffers(ctx, ctx->ReadBuffer);
+
+ /* add the renderbuffer on demand */
+ st_manager_add_color_renderbuffer(ctx->st, fb, fb->_ColorReadBufferIndex);
}
functions->DrawBuffers = st_DrawBuffers;
functions->ReadBuffer = st_ReadBuffer;
}
+
+struct pipe_sampler_view *
+st_get_renderbuffer_sampler_view(struct st_renderbuffer *rb,
+ struct pipe_context *pipe)
+{
+ if (!rb->sampler_view) {
+ rb->sampler_view = st_create_texture_sampler_view(pipe, rb->texture);
+ }
+
+ return rb->sampler_view;
+}
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