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path: root/src/mesa/drivers/dri/intel/intel_fbo.c
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Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_fbo.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_fbo.c69
1 files changed, 43 insertions, 26 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c
index a401f730ba..52647ddf8b 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.c
+++ b/src/mesa/drivers/dri/intel/intel_fbo.c
@@ -119,6 +119,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->RedBits = 5;
rb->GreenBits = 6;
rb->BlueBits = 5;
+ irb->texformat = &_mesa_texformat_rgb565;
cpp = 2;
break;
case GL_RGB:
@@ -132,6 +133,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->GreenBits = 8;
rb->BlueBits = 8;
rb->AlphaBits = 0;
+ irb->texformat = &_mesa_texformat_argb8888; /* XXX: Need xrgb8888 */
cpp = 4;
break;
case GL_RGBA:
@@ -148,6 +150,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->GreenBits = 8;
rb->BlueBits = 8;
rb->AlphaBits = 8;
+ irb->texformat = &_mesa_texformat_argb8888;
cpp = 4;
break;
case GL_STENCIL_INDEX:
@@ -160,12 +163,14 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->DataType = GL_UNSIGNED_INT_24_8_EXT;
rb->StencilBits = 8;
cpp = 4;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
case GL_DEPTH_COMPONENT16:
rb->_ActualFormat = GL_DEPTH_COMPONENT16;
rb->DataType = GL_UNSIGNED_SHORT;
rb->DepthBits = 16;
cpp = 2;
+ irb->texformat = &_mesa_texformat_z16;
break;
case GL_DEPTH_COMPONENT:
case GL_DEPTH_COMPONENT24:
@@ -174,6 +179,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->DataType = GL_UNSIGNED_INT_24_8_EXT;
rb->DepthBits = 24;
cpp = 4;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
case GL_DEPTH_STENCIL_EXT:
case GL_DEPTH24_STENCIL8_EXT:
@@ -182,6 +188,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
rb->DepthBits = 24;
rb->StencilBits = 8;
cpp = 4;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
default:
_mesa_problem(ctx,
@@ -322,6 +329,7 @@ intel_create_renderbuffer(GLenum intFormat)
irb->Base.GreenBits = 6;
irb->Base.BlueBits = 5;
irb->Base.DataType = GL_UNSIGNED_BYTE;
+ irb->texformat = &_mesa_texformat_rgb565;
break;
case GL_RGB8:
irb->Base._ActualFormat = GL_RGB8;
@@ -331,6 +339,7 @@ intel_create_renderbuffer(GLenum intFormat)
irb->Base.BlueBits = 8;
irb->Base.AlphaBits = 0;
irb->Base.DataType = GL_UNSIGNED_BYTE;
+ irb->texformat = &_mesa_texformat_argb8888; /* XXX: Need xrgb8888 */
break;
case GL_RGBA8:
irb->Base._ActualFormat = GL_RGBA8;
@@ -340,24 +349,28 @@ intel_create_renderbuffer(GLenum intFormat)
irb->Base.BlueBits = 8;
irb->Base.AlphaBits = 8;
irb->Base.DataType = GL_UNSIGNED_BYTE;
+ irb->texformat = &_mesa_texformat_argb8888;
break;
case GL_STENCIL_INDEX8_EXT:
irb->Base._ActualFormat = GL_STENCIL_INDEX8_EXT;
irb->Base._BaseFormat = GL_STENCIL_INDEX;
irb->Base.StencilBits = 8;
irb->Base.DataType = GL_UNSIGNED_BYTE;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
case GL_DEPTH_COMPONENT16:
irb->Base._ActualFormat = GL_DEPTH_COMPONENT16;
irb->Base._BaseFormat = GL_DEPTH_COMPONENT;
irb->Base.DepthBits = 16;
irb->Base.DataType = GL_UNSIGNED_SHORT;
+ irb->texformat = &_mesa_texformat_z16;
break;
case GL_DEPTH_COMPONENT24:
irb->Base._ActualFormat = GL_DEPTH24_STENCIL8_EXT;
irb->Base._BaseFormat = GL_DEPTH_COMPONENT;
irb->Base.DepthBits = 24;
irb->Base.DataType = GL_UNSIGNED_INT;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
case GL_DEPTH24_STENCIL8_EXT:
irb->Base._ActualFormat = GL_DEPTH24_STENCIL8_EXT;
@@ -365,6 +378,7 @@ intel_create_renderbuffer(GLenum intFormat)
irb->Base.DepthBits = 24;
irb->Base.StencilBits = 8;
irb->Base.DataType = GL_UNSIGNED_INT_24_8_EXT;
+ irb->texformat = &_mesa_texformat_s8_z24;
break;
default:
_mesa_problem(NULL,
@@ -449,6 +463,8 @@ static GLboolean
intel_update_wrapper(GLcontext *ctx, struct intel_renderbuffer *irb,
struct gl_texture_image *texImage)
{
+ irb->texformat = texImage->TexFormat;
+
if (texImage->TexFormat == &_mesa_texformat_argb8888) {
irb->Base._ActualFormat = GL_RGBA8;
irb->Base._BaseFormat = GL_RGBA;
@@ -458,9 +474,21 @@ intel_update_wrapper(GLcontext *ctx, struct intel_renderbuffer *irb,
else if (texImage->TexFormat == &_mesa_texformat_rgb565) {
irb->Base._ActualFormat = GL_RGB5;
irb->Base._BaseFormat = GL_RGB;
- irb->Base.DataType = GL_UNSIGNED_SHORT;
+ irb->Base.DataType = GL_UNSIGNED_BYTE;
DBG("Render to RGB5 texture OK\n");
}
+ else if (texImage->TexFormat == &_mesa_texformat_argb1555) {
+ irb->Base._ActualFormat = GL_RGB5_A1;
+ irb->Base._BaseFormat = GL_RGBA;
+ irb->Base.DataType = GL_UNSIGNED_BYTE;
+ DBG("Render to ARGB1555 texture OK\n");
+ }
+ else if (texImage->TexFormat == &_mesa_texformat_argb4444) {
+ irb->Base._ActualFormat = GL_RGBA4;
+ irb->Base._BaseFormat = GL_RGBA;
+ irb->Base.DataType = GL_UNSIGNED_BYTE;
+ DBG("Render to ARGB4444 texture OK\n");
+ }
else if (texImage->TexFormat == &_mesa_texformat_z16) {
irb->Base._ActualFormat = GL_DEPTH_COMPONENT16;
irb->Base._BaseFormat = GL_DEPTH_COMPONENT;
@@ -631,11 +659,11 @@ intel_finish_render_texture(GLcontext * ctx,
static void
intel_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb)
{
- struct intel_context *intel = intel_context(ctx);
const struct intel_renderbuffer *depthRb =
intel_get_renderbuffer(fb, BUFFER_DEPTH);
const struct intel_renderbuffer *stencilRb =
intel_get_renderbuffer(fb, BUFFER_STENCIL);
+ int i;
if (stencilRb && stencilRb != depthRb) {
/* we only support combined depth/stencil buffers, not separate
@@ -644,32 +672,21 @@ intel_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb)
fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
}
- /* check that texture color buffers are a format we can render into */
- {
- const struct gl_texture_format *supportedFormat;
- GLuint i;
+ for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[i];
+ struct intel_renderbuffer *irb = intel_renderbuffer(rb);
- /* The texture format we can render into seems to depend on the
- * screen depth. There currently seems to be a problem when
- * rendering into a rgb565 texture when the screen is abgr8888.
- */
+ if (rb == NULL)
+ continue;
- if (intel->ctx.Visual.rgbBits >= 24)
- supportedFormat = &_mesa_texformat_argb8888;
- else
- supportedFormat = &_mesa_texformat_rgb565;
-
- for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
- const struct gl_texture_object *texObj =
- fb->Attachment[BUFFER_COLOR0 + i].Texture;
- if (texObj) {
- const struct gl_texture_image *texImg =
- texObj->Image[0][texObj->BaseLevel];
- if (texImg && texImg->TexFormat != supportedFormat) {
- fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
- break;
- }
- }
+ switch (irb->texformat->MesaFormat) {
+ case MESA_FORMAT_ARGB8888:
+ case MESA_FORMAT_RGB565:
+ case MESA_FORMAT_ARGB1555:
+ case MESA_FORMAT_ARGB4444:
+ break;
+ default:
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
}
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 14:22:25 +0000