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DD: Refactor BlitFramebuffer.

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In preparation for glBlitNamedFramebuffer, the DD table function
BlitFramebuffer needs to accept two arbitrary framebuffer objects rather
than assuming ctx->ReadBuffer and ctx->DrawBuffer.

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Laura Ekstrand
2015-01-30 14:03:53 -08:00
parent ad2c64abbd
commit e187c2f543
20 changed files with 130 additions and 83 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/mesa/drivers/common/meta.c
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@@ -2793,7 +2793,8 @@ copytexsubimage_using_blit_framebuffer(struct gl_context *ctx, GLuint dims,
* are too strict for CopyTexImage. We know meta will be fine with format
* changes.
*/
mask = _mesa_meta_BlitFramebuffer(ctx, x, y,
mask = _mesa_meta_BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
x, y,
x + width, y + height,
xoffset, yoffset,
xoffset + width, yoffset + height,

4
src/mesa/drivers/common/meta.h
View File

@@ -475,12 +475,16 @@ _mesa_meta_setup_sampler(struct gl_context *ctx,
extern GLbitfield
_mesa_meta_BlitFramebuffer(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);
extern void
_mesa_meta_and_swrast_BlitFramebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0,
GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0,

32
src/mesa/drivers/common/meta_blit.c
View File

@@ -232,6 +232,7 @@ setup_glsl_msaa_blit_scaled_shader(struct gl_context *ctx,
static void
setup_glsl_msaa_blit_shader(struct gl_context *ctx,
struct blit_state *blit,
const struct gl_framebuffer *drawFb,
struct gl_renderbuffer *src_rb,
GLenum target)
{
@@ -267,7 +268,7 @@ setup_glsl_msaa_blit_shader(struct gl_context *ctx,
/* Update the assert if we plan to support more than 16X MSAA. */
assert(shader_offset >= 0 && shader_offset <= 4);
if (ctx->DrawBuffer->Visual.samples > 1) {
if (drawFb->Visual.samples > 1) {
/* If you're calling meta_BlitFramebuffer with the destination
* multisampled, this is the only path that will work -- swrast and
* CopyTexImage won't work on it either.
@@ -508,6 +509,7 @@ setup_glsl_msaa_blit_shader(struct gl_context *ctx,
static void
setup_glsl_blit_framebuffer(struct gl_context *ctx,
struct blit_state *blit,
const struct gl_framebuffer *drawFb,
struct gl_renderbuffer *src_rb,
GLenum target, GLenum filter,
bool is_scaled_blit,
@@ -530,7 +532,7 @@ setup_glsl_blit_framebuffer(struct gl_context *ctx,
if (is_target_multisample && is_filter_scaled_resolve && is_scaled_blit) {
setup_glsl_msaa_blit_scaled_shader(ctx, blit, src_rb, target, filter);
} else if (is_target_multisample) {
setup_glsl_msaa_blit_shader(ctx, blit, src_rb, target);
setup_glsl_msaa_blit_shader(ctx, blit, drawFb, src_rb, target);
} else {
_mesa_meta_setup_blit_shader(ctx, target, do_depth,
do_depth ? &blit->shaders_with_depth
@@ -546,12 +548,13 @@ setup_glsl_blit_framebuffer(struct gl_context *ctx,
*/
static bool
blitframebuffer_texture(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLenum filter, GLint flipX, GLint flipY,
GLboolean glsl_version, GLboolean do_depth)
{
const struct gl_framebuffer *readFb = ctx->ReadBuffer;
int att_index = do_depth ? BUFFER_DEPTH : readFb->_ColorReadBufferIndex;
const struct gl_renderbuffer_attachment *readAtt =
&readFb->Attachment[att_index];
@@ -645,7 +648,7 @@ blitframebuffer_texture(struct gl_context *ctx,
scaled_blit = dstW != srcW || dstH != srcH;
if (glsl_version) {
setup_glsl_blit_framebuffer(ctx, blit, rb, target, filter, scaled_blit,
setup_glsl_blit_framebuffer(ctx, blit, drawFb, rb, target, filter, scaled_blit,
do_depth);
}
else {
@@ -681,7 +684,7 @@ blitframebuffer_texture(struct gl_context *ctx,
*/
if (ctx->Extensions.EXT_texture_sRGB_decode) {
if (_mesa_get_format_color_encoding(rb->Format) == GL_SRGB &&
ctx->DrawBuffer->Visual.sRGBCapable) {
drawFb->Visual.sRGBCapable) {
_mesa_SamplerParameteri(fb_tex_blit.sampler,
GL_TEXTURE_SRGB_DECODE_EXT, GL_DECODE_EXT);
_mesa_set_framebuffer_srgb(ctx, GL_TRUE);
@@ -873,6 +876,8 @@ _mesa_meta_setup_sampler(struct gl_context *ctx,
*/
GLbitfield
_mesa_meta_BlitFramebuffer(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
@@ -894,7 +899,7 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
ctx->Extensions.ARB_fragment_shader;
/* Multisample texture blit support requires texture multisample. */
if (ctx->ReadBuffer->Visual.samples > 0 &&
if (readFb->Visual.samples > 0 &&
!ctx->Extensions.ARB_texture_multisample) {
return mask;
}
@@ -902,7 +907,8 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
/* Clip a copy of the blit coordinates. If these differ from the input
* coordinates, then we'll set the scissor.
*/
if (!_mesa_clip_blit(ctx, &clip.srcX0, &clip.srcY0, &clip.srcX1, &clip.srcY1,
if (!_mesa_clip_blit(ctx, readFb, drawFb,
&clip.srcX0, &clip.srcY0, &clip.srcX1, &clip.srcY1,
&clip.dstX0, &clip.dstY0, &clip.dstX1, &clip.dstY1)) {
/* clipped/scissored everything away */
return 0;
@@ -930,7 +936,8 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
/* Try faster, direct texture approach first */
if (mask & GL_COLOR_BUFFER_BIT) {
if (blitframebuffer_texture(ctx, srcX0, srcY0, srcX1, srcY1,
if (blitframebuffer_texture(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
filter, dstFlipX, dstFlipY,
use_glsl_version, false)) {
@@ -939,7 +946,8 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
}
if (mask & GL_DEPTH_BUFFER_BIT && use_glsl_version) {
if (blitframebuffer_texture(ctx, srcX0, srcY0, srcX1, srcY1,
if (blitframebuffer_texture(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
filter, dstFlipX, dstFlipY,
use_glsl_version, true)) {
@@ -975,20 +983,22 @@ _mesa_meta_glsl_blit_cleanup(struct blit_state *blit)
void
_mesa_meta_and_swrast_BlitFramebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0,
GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0,
GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
{
mask = _mesa_meta_BlitFramebuffer(ctx,
mask = _mesa_meta_BlitFramebuffer(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);
if (mask == 0x0)
return;
_swrast_BlitFramebuffer(ctx,
_swrast_BlitFramebuffer(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);

3
src/mesa/drivers/common/meta_copy_image.c
View File

@@ -189,7 +189,8 @@ _mesa_meta_CopyImageSubData_uncompressed(struct gl_context *ctx,
* We have already created views to ensure that the texture formats
* match.
*/
ctx->Driver.BlitFramebuffer(ctx, src_x, src_y,
ctx->Driver.BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
src_x, src_y,
src_x + src_width, src_y + src_height,
dst_x, dst_y,
dst_x + src_width, dst_y + src_height,

12
src/mesa/drivers/common/meta_tex_subimage.c
View File

@@ -206,7 +206,8 @@ _mesa_meta_pbo_TexSubImage(struct gl_context *ctx, GLuint dims,
_mesa_update_state(ctx);
if (_mesa_meta_BlitFramebuffer(ctx, 0, 0, width, height,
if (_mesa_meta_BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
0, 0, width, height,
xoffset, yoffset,
xoffset + width, yoffset + height,
GL_COLOR_BUFFER_BIT, GL_NEAREST))
@@ -220,7 +221,8 @@ _mesa_meta_pbo_TexSubImage(struct gl_context *ctx, GLuint dims,
_mesa_update_state(ctx);
_mesa_meta_BlitFramebuffer(ctx, 0, 0, width, height,
_mesa_meta_BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
0, 0, width, height,
xoffset, yoffset,
xoffset + width, yoffset + height,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
@@ -324,7 +326,8 @@ _mesa_meta_pbo_GetTexSubImage(struct gl_context *ctx, GLuint dims,
_mesa_update_state(ctx);
if (_mesa_meta_BlitFramebuffer(ctx, xoffset, yoffset,
if (_mesa_meta_BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
xoffset, yoffset,
xoffset + width, yoffset + height,
0, 0, width, height,
GL_COLOR_BUFFER_BIT, GL_NEAREST))
@@ -338,7 +341,8 @@ _mesa_meta_pbo_GetTexSubImage(struct gl_context *ctx, GLuint dims,
_mesa_update_state(ctx);
_mesa_meta_BlitFramebuffer(ctx, xoffset, yoffset,
_mesa_meta_BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
xoffset, yoffset,
xoffset + width, yoffset + height,
0, 0, width, height,
GL_COLOR_BUFFER_BIT, GL_NEAREST);

14
src/mesa/drivers/dri/i915/intel_fbo.c
View File

@@ -649,6 +649,8 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
*/
static GLbitfield
intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0,
GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0,
@@ -659,8 +661,6 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
if (mask & GL_COLOR_BUFFER_BIT) {
GLint i;
const struct gl_framebuffer *drawFb = ctx->DrawBuffer;
const struct gl_framebuffer *readFb = ctx->ReadBuffer;
struct gl_renderbuffer *src_rb = readFb->_ColorReadBuffer;
struct intel_renderbuffer *src_irb = intel_renderbuffer(src_rb);
@@ -696,8 +696,8 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
* results are undefined if any destination pixels have a dependency on
* source pixels.
*/
for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) {
struct gl_renderbuffer *dst_rb = ctx->DrawBuffer->_ColorDrawBuffers[i];
for (i = 0; i < drawFb->_NumColorDrawBuffers; i++) {
struct gl_renderbuffer *dst_rb = drawFb->_ColorDrawBuffers[i];
struct intel_renderbuffer *dst_irb = intel_renderbuffer(dst_rb);
if (!dst_irb) {
@@ -738,12 +738,14 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
static void
intel_blit_framebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
{
/* Try using the BLT engine. */
mask = intel_blit_framebuffer_with_blitter(ctx,
mask = intel_blit_framebuffer_with_blitter(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);
@@ -751,7 +753,7 @@ intel_blit_framebuffer(struct gl_context *ctx,
return;
_mesa_meta_and_swrast_BlitFramebuffer(ctx,
_mesa_meta_and_swrast_BlitFramebuffer(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);

15
src/mesa/drivers/dri/i965/brw_blorp_blit.cpp
View File

@@ -125,6 +125,8 @@ do_blorp_blit(struct brw_context *brw, GLbitfield buffer_bit,
static bool
try_blorp_blit(struct brw_context *brw,
const struct gl_framebuffer *read_fb,
const struct gl_framebuffer *draw_fb,
GLfloat srcX0, GLfloat srcY0, GLfloat srcX1, GLfloat srcY1,
GLfloat dstX0, GLfloat dstY0, GLfloat dstX1, GLfloat dstY1,
GLenum filter, GLbitfield buffer_bit)
@@ -136,11 +138,8 @@ try_blorp_blit(struct brw_context *brw,
*/
intel_prepare_render(brw);
const struct gl_framebuffer *read_fb = ctx->ReadBuffer;
const struct gl_framebuffer *draw_fb = ctx->DrawBuffer;
bool mirror_x, mirror_y;
if (brw_meta_mirror_clip_and_scissor(ctx,
if (brw_meta_mirror_clip_and_scissor(ctx, read_fb, draw_fb,
&srcX0, &srcY0, &srcX1, &srcY1,
&dstX0, &dstY0, &dstX1, &dstY1,
&mirror_x, &mirror_y))
@@ -154,8 +153,8 @@ try_blorp_blit(struct brw_context *brw,
switch (buffer_bit) {
case GL_COLOR_BUFFER_BIT:
src_irb = intel_renderbuffer(read_fb->_ColorReadBuffer);
for (unsigned i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; ++i) {
dst_irb = intel_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[i]);
for (unsigned i = 0; i < draw_fb->_NumColorDrawBuffers; ++i) {
dst_irb = intel_renderbuffer(draw_fb->_ColorDrawBuffers[i]);
if (dst_irb)
do_blorp_blit(brw, buffer_bit,
src_irb, src_irb->Base.Base.Format,
@@ -317,6 +316,8 @@ brw_blorp_copytexsubimage(struct brw_context *brw,
GLbitfield
brw_blorp_framebuffer(struct brw_context *brw,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
@@ -333,7 +334,7 @@ brw_blorp_framebuffer(struct brw_context *brw,
for (unsigned int i = 0; i < ARRAY_SIZE(buffer_bits); ++i) {
if ((mask & buffer_bits[i]) &&
try_blorp_blit(brw,
try_blorp_blit(brw, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
filter, buffer_bits[i])) {

4
src/mesa/drivers/dri/i965/brw_context.h
View File

@@ -1489,6 +1489,8 @@ void brw_meta_updownsample(struct brw_context *brw,
struct intel_mipmap_tree *dst);
void brw_meta_fbo_stencil_blit(struct brw_context *brw,
struct gl_framebuffer *read_fb,
struct gl_framebuffer *draw_fb,
GLfloat srcX0, GLfloat srcY0,
GLfloat srcX1, GLfloat srcY1,
GLfloat dstX0, GLfloat dstY0,
@@ -1713,6 +1715,8 @@ gen7_resume_transform_feedback(struct gl_context *ctx,
/* brw_blorp_blit.cpp */
GLbitfield
brw_blorp_framebuffer(struct brw_context *brw,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);

10
src/mesa/drivers/dri/i965/brw_meta_stencil_blit.c
View File

@@ -460,15 +460,17 @@ error:
void
brw_meta_fbo_stencil_blit(struct brw_context *brw,
struct gl_framebuffer *read_fb,
struct gl_framebuffer *draw_fb,
GLfloat src_x0, GLfloat src_y0,
GLfloat src_x1, GLfloat src_y1,
GLfloat dst_x0, GLfloat dst_y0,
GLfloat dst_x1, GLfloat dst_y1)
{
struct gl_context *ctx = &brw->ctx;
struct gl_renderbuffer *draw_fb =
ctx->DrawBuffer->Attachment[BUFFER_STENCIL].Renderbuffer;
const struct intel_renderbuffer *dst_irb = intel_renderbuffer(draw_fb);
struct gl_renderbuffer *draw_rb =
draw_fb->Attachment[BUFFER_STENCIL].Renderbuffer;
const struct intel_renderbuffer *dst_irb = intel_renderbuffer(draw_rb);
struct intel_mipmap_tree *dst_mt = dst_irb->mt;
if (!dst_mt)
@@ -478,7 +480,7 @@ brw_meta_fbo_stencil_blit(struct brw_context *brw,
dst_mt = dst_mt->stencil_mt;
bool mirror_x, mirror_y;
if (brw_meta_mirror_clip_and_scissor(ctx,
if (brw_meta_mirror_clip_and_scissor(ctx, read_fb, draw_fb,
&src_x0, &src_y0, &src_x1, &src_y1,
&dst_x0, &dst_y0, &dst_x1, &dst_y1,
&mirror_x, &mirror_y))

5
src/mesa/drivers/dri/i965/brw_meta_util.c
View File

@@ -104,15 +104,14 @@ clip_or_scissor(bool mirror,
bool
brw_meta_mirror_clip_and_scissor(const struct gl_context *ctx,
const struct gl_framebuffer *read_fb,
const struct gl_framebuffer *draw_fb,
GLfloat *srcX0, GLfloat *srcY0,
GLfloat *srcX1, GLfloat *srcY1,
GLfloat *dstX0, GLfloat *dstY0,
GLfloat *dstX1, GLfloat *dstY1,
bool *mirror_x, bool *mirror_y)
{
const struct gl_framebuffer *read_fb = ctx->ReadBuffer;
const struct gl_framebuffer *draw_fb = ctx->DrawBuffer;
*mirror_x = false;
*mirror_y = false;

2
src/mesa/drivers/dri/i965/brw_meta_util.h
View File

@@ -33,6 +33,8 @@ extern "C" {
bool
brw_meta_mirror_clip_and_scissor(const struct gl_context *ctx,
const struct gl_framebuffer *read_fb,
const struct gl_framebuffer *draw_fb,
GLfloat *srcX0, GLfloat *srcY0,
GLfloat *srcX1, GLfloat *srcY1,
GLfloat *dstX0, GLfloat *dstY0,

20
src/mesa/drivers/dri/i965/intel_fbo.c
View File

@@ -779,6 +779,8 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
*/
static GLbitfield
intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0,
GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0,
@@ -794,8 +796,6 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
if (mask & GL_COLOR_BUFFER_BIT) {
GLint i;
const struct gl_framebuffer *drawFb = ctx->DrawBuffer;
const struct gl_framebuffer *readFb = ctx->ReadBuffer;
struct gl_renderbuffer *src_rb = readFb->_ColorReadBuffer;
struct intel_renderbuffer *src_irb = intel_renderbuffer(src_rb);
@@ -831,8 +831,8 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
* results are undefined if any destination pixels have a dependency on
* source pixels.
*/
for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) {
struct gl_renderbuffer *dst_rb = ctx->DrawBuffer->_ColorDrawBuffers[i];
for (i = 0; i < drawFb->_NumColorDrawBuffers; i++) {
struct gl_renderbuffer *dst_rb = drawFb->_ColorDrawBuffers[i];
struct intel_renderbuffer *dst_irb = intel_renderbuffer(dst_rb);
if (!dst_irb) {
@@ -863,6 +863,8 @@ intel_blit_framebuffer_with_blitter(struct gl_context *ctx,
static void
intel_blit_framebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
@@ -876,7 +878,7 @@ intel_blit_framebuffer(struct gl_context *ctx,
if (!_mesa_check_conditional_render(ctx))
return;
mask = brw_blorp_framebuffer(brw,
mask = brw_blorp_framebuffer(brw, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);
@@ -884,7 +886,7 @@ intel_blit_framebuffer(struct gl_context *ctx,
return;
if (brw->gen >= 8 && (mask & GL_STENCIL_BUFFER_BIT)) {
brw_meta_fbo_stencil_blit(brw_context(ctx),
brw_meta_fbo_stencil_blit(brw_context(ctx), readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1);
mask &= ~GL_STENCIL_BUFFER_BIT;
@@ -893,21 +895,21 @@ intel_blit_framebuffer(struct gl_context *ctx,
}
/* Try using the BLT engine. */
mask = intel_blit_framebuffer_with_blitter(ctx,
mask = intel_blit_framebuffer_with_blitter(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);
if (mask == 0x0)
return;
mask = _mesa_meta_BlitFramebuffer(ctx,
mask = _mesa_meta_BlitFramebuffer(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);
if (mask == 0x0)
return;
_swrast_BlitFramebuffer(ctx,
_swrast_BlitFramebuffer(ctx, readFb, drawFb,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);

2
src/mesa/main/blit.c
View File

@@ -506,7 +506,7 @@ _mesa_BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
}
ASSERT(ctx->Driver.BlitFramebuffer);
ctx->Driver.BlitFramebuffer(ctx,
ctx->Driver.BlitFramebuffer(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1,
mask, filter);

2
src/mesa/main/dd.h
View File

@@ -713,6 +713,8 @@ struct dd_function_table {
struct gl_framebuffer *fb);
/*@}*/
void (*BlitFramebuffer)(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);

14
src/mesa/main/image.c
View File

@@ -861,19 +861,21 @@ clip_left_or_bottom(GLint *srcX0, GLint *srcX1,
*/
GLboolean
_mesa_clip_blit(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint *srcX0, GLint *srcY0, GLint *srcX1, GLint *srcY1,
GLint *dstX0, GLint *dstY0, GLint *dstX1, GLint *dstY1)
{
const GLint srcXmin = 0;
const GLint srcXmax = ctx->ReadBuffer->Width;
const GLint srcXmax = readFb->Width;
const GLint srcYmin = 0;
const GLint srcYmax = ctx->ReadBuffer->Height;
const GLint srcYmax = readFb->Height;
/* these include scissor bounds */
const GLint dstXmin = ctx->DrawBuffer->_Xmin;
const GLint dstXmax = ctx->DrawBuffer->_Xmax;
const GLint dstYmin = ctx->DrawBuffer->_Ymin;
const GLint dstYmax = ctx->DrawBuffer->_Ymax;
const GLint dstXmin = drawFb->_Xmin;
const GLint dstXmax = drawFb->_Xmax;
const GLint dstYmin = drawFb->_Ymin;
const GLint dstYmax = drawFb->_Ymax;
/*
printf("PreClipX: src: %d .. %d dst: %d .. %d\n",

3
src/mesa/main/image.h
View File

@@ -32,6 +32,7 @@
struct gl_context;
struct gl_pixelstore_attrib;
struct gl_framebuffer;
extern void
_mesa_swap2_copy(GLushort *dst, GLushort *src, GLuint n);
@@ -140,6 +141,8 @@ _mesa_clip_to_region(GLint xmin, GLint ymin,
extern GLboolean
_mesa_clip_blit(struct gl_context *ctx,
const struct gl_framebuffer *readFb,
const struct gl_framebuffer *drawFb,
GLint *srcX0, GLint *srcY0, GLint *srcX1, GLint *srcY1,
GLint *dstX0, GLint *dstY0, GLint *dstX1, GLint *dstY1);

6
src/mesa/state_tracker/st_cb_blit.c
View File

@@ -73,6 +73,8 @@ st_adjust_blit_for_msaa_resolve(struct pipe_blit_info *blit)
static void
st_BlitFramebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFB,
struct gl_framebuffer *drawFB,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
@@ -83,8 +85,6 @@ st_BlitFramebuffer(struct gl_context *ctx,
const uint pFilter = ((filter == GL_NEAREST)
? PIPE_TEX_FILTER_NEAREST
: PIPE_TEX_FILTER_LINEAR);
struct gl_framebuffer *readFB = ctx->ReadBuffer;
struct gl_framebuffer *drawFB = ctx->DrawBuffer;
struct {
GLint srcX0, srcY0, srcX1, srcY1;
GLint dstX0, dstY0, dstX1, dstY1;
@@ -108,7 +108,7 @@ st_BlitFramebuffer(struct gl_context *ctx,
*
* XXX: This should depend on mask !
*/
if (!_mesa_clip_blit(ctx,
if (!_mesa_clip_blit(ctx, readFB, drawFB,
&clip.srcX0, &clip.srcY0, &clip.srcX1, &clip.srcY1,
&clip.dstX0, &clip.dstY0, &clip.dstX1, &clip.dstY1)) {
return; /* nothing to draw/blit */

17
src/mesa/swrast/s_blit.c
View File

@@ -107,14 +107,14 @@ RESAMPLE(resample_row_16, GLuint, 4)
*/
static void
blit_nearest(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield buffer)
{
struct gl_renderbuffer *readRb, *drawRb = NULL;
struct gl_renderbuffer_attachment *readAtt = NULL, *drawAtt = NULL;
struct gl_framebuffer *readFb = ctx->ReadBuffer;
struct gl_framebuffer *drawFb = ctx->DrawBuffer;
GLuint numDrawBuffers = 0;
GLuint i;
@@ -508,11 +508,11 @@ resample_linear_row_float(GLint srcWidth, GLint dstWidth,
*/
static void
blit_linear(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1)
{
struct gl_framebuffer *drawFb = ctx->DrawBuffer;
struct gl_framebuffer *readFb = ctx->ReadBuffer;
struct gl_renderbuffer *readRb = readFb->_ColorReadBuffer;
struct gl_renderbuffer_attachment *readAtt =
&readFb->Attachment[readFb->_ColorReadBufferIndex];
@@ -733,6 +733,8 @@ fail_no_memory:
*/
void
_swrast_BlitFramebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter)
@@ -756,7 +758,7 @@ _swrast_BlitFramebuffer(struct gl_context *ctx,
if (!_mesa_check_conditional_render(ctx))
return; /* Do not blit */
if (!_mesa_clip_blit(ctx, &srcX0, &srcY0, &srcX1, &srcY1,
if (!_mesa_clip_blit(ctx, readFb, drawFb, &srcX0, &srcY0, &srcX1, &srcY1,
&dstX0, &dstY0, &dstX1, &dstY1)) {
return;
}
@@ -776,6 +778,7 @@ _swrast_BlitFramebuffer(struct gl_context *ctx,
for (i = 0; i < 3; i++) {
if (mask & buffers[i]) {
if (swrast_fast_copy_pixels(ctx,
readFb, drawFb,
srcX0, srcY0,
srcX1 - srcX0, srcY1 - srcY0,
dstX0, dstY0,
@@ -792,7 +795,7 @@ _swrast_BlitFramebuffer(struct gl_context *ctx,
if (filter == GL_NEAREST) {
for (i = 0; i < 3; i++) {
if (mask & buffers[i]) {
blit_nearest(ctx, srcX0, srcY0, srcX1, srcY1,
blit_nearest(ctx, readFb, drawFb, srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1, buffers[i]);
}
}
@@ -800,7 +803,7 @@ _swrast_BlitFramebuffer(struct gl_context *ctx,
else {
ASSERT(filter == GL_LINEAR);
if (mask & GL_COLOR_BUFFER_BIT) { /* depth/stencil not allowed */
blit_linear(ctx, srcX0, srcY0, srcX1, srcY1,
blit_linear(ctx, readFb, drawFb, srcX0, srcY0, srcX1, srcY1,
dstX0, dstY0, dstX1, dstY1);
}
}

7
src/mesa/swrast/s_copypix.c
View File

@@ -442,11 +442,11 @@ end:
*/
GLboolean
swrast_fast_copy_pixels(struct gl_context *ctx,
struct gl_framebuffer *srcFb,
struct gl_framebuffer *dstFb,
GLint srcX, GLint srcY, GLsizei width, GLsizei height,
GLint dstX, GLint dstY, GLenum type)
{
struct gl_framebuffer *srcFb = ctx->ReadBuffer;
struct gl_framebuffer *dstFb = ctx->DrawBuffer;
struct gl_renderbuffer *srcRb, *dstRb;
GLint row;
GLuint pixelBytes, widthInBytes;
@@ -637,7 +637,8 @@ _swrast_CopyPixels( struct gl_context *ctx,
ctx->Pixel.ZoomX != 1.0F ||
ctx->Pixel.ZoomY != 1.0F ||
ctx->_ImageTransferState) &&
swrast_fast_copy_pixels(ctx, srcx, srcy, width, height, destx, desty,
swrast_fast_copy_pixels(ctx, ctx->ReadBuffer, ctx->DrawBuffer,
srcx, srcy, width, height, destx, desty,
type)) {
/* all done */
return;

4
src/mesa/swrast/swrast.h
View File

@@ -140,6 +140,8 @@ _swrast_CopyPixels( struct gl_context *ctx,
extern GLboolean
swrast_fast_copy_pixels(struct gl_context *ctx,
struct gl_framebuffer *srcFb,
struct gl_framebuffer *dstFb,
GLint srcX, GLint srcY, GLsizei width, GLsizei height,
GLint dstX, GLint dstY, GLenum type);
@@ -153,6 +155,8 @@ _swrast_DrawPixels( struct gl_context *ctx,
extern void
_swrast_BlitFramebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);