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[intel] Simplify intelCreateBuffer() a bit.

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Drop a bunch of unused arguments from intel_create_renderbuffer() and
introduce intel_renderbuffer_set_region() to set the region for
a renderbuffer.
This commit is contained in:
Kristian Høgsberg
2008-01-09 16:55:32 -05:00
parent 33c42c1262
commit e131c46b20
4 changed files with 39 additions and 84 deletions
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34
src/mesa/drivers/dri/intel/intel_fbo.c
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@@ -355,16 +355,27 @@ intel_nop_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
}
void
intel_renderbuffer_set_region(struct intel_renderbuffer *rb,
struct intel_region *region)
{
struct intel_region *old;
old = rb->region;
rb->region = NULL;
intel_region_reference(&rb->region, region);
intel_region_release(&old);
rb->pfMap = region->map;
rb->pfPitch = region->pitch;
}
/**
* Create a new intel_renderbuffer which corresponds to an on-screen window,
* not a user-created renderbuffer.
* \param width the screen width
* \param height the screen height
*/
struct intel_renderbuffer *
intel_create_renderbuffer(GLenum intFormat, GLsizei width, GLsizei height,
int offset, int pitch, int cpp, void *map)
intel_create_renderbuffer(GLenum intFormat)
{
GET_CURRENT_CONTEXT(ctx);
@@ -388,7 +399,6 @@ intel_create_renderbuffer(GLenum intFormat, GLsizei width, GLsizei height,
irb->Base.GreenBits = 6;
irb->Base.BlueBits = 5;
irb->Base.DataType = GL_UNSIGNED_BYTE;
cpp = 2;
break;
case GL_RGBA8:
irb->Base._ActualFormat = GL_RGBA8;
@@ -398,28 +408,24 @@ intel_create_renderbuffer(GLenum intFormat, GLsizei width, GLsizei height,
irb->Base.BlueBits = 8;
irb->Base.AlphaBits = 8;
irb->Base.DataType = GL_UNSIGNED_BYTE;
cpp = 4;
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;
cpp = 1;
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;
cpp = 2;
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;
cpp = 4;
break;
case GL_DEPTH24_STENCIL8_EXT:
irb->Base._ActualFormat = GL_DEPTH24_STENCIL8_EXT;
@@ -427,7 +433,6 @@ intel_create_renderbuffer(GLenum intFormat, GLsizei width, GLsizei height,
irb->Base.DepthBits = 24;
irb->Base.StencilBits = 8;
irb->Base.DataType = GL_UNSIGNED_INT_24_8_EXT;
cpp = 4;
break;
default:
_mesa_problem(NULL,
@@ -444,15 +449,6 @@ intel_create_renderbuffer(GLenum intFormat, GLsizei width, GLsizei height,
/* This sets the Get/PutRow/Value functions */
intel_set_span_functions(&irb->Base);
irb->pfMap = map;
irb->pfPitch = pitch / cpp; /* in pixels */
#if 00
irb->region = intel_region_create_static(intel,
DRM_MM_TT,
offset, map, cpp, width, height);
#endif
return irb;
}