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svga: define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES and update comments

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This commit is contained in:
Brian Paul 2011-04-13 09:52:16 -06:00
parent 4cbb261eba
commit 32aab51df5
1 changed files with 12 additions and 4 deletions
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16
src/gallium/drivers/svga/include/svga3d_reg.h
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@ -968,11 +968,17 @@ typedef enum {
} SVGA3dTransferType;
/*
* The maximum number vertex arrays we're guaranteed to support in
* The maximum number of vertex arrays we're guaranteed to support in
* SVGA_3D_CMD_DRAWPRIMITIVES.
*/
#define SVGA3D_MAX_VERTEX_ARRAYS 32
/*
* The maximum number of primitive ranges we're guaranteed to support
* in SVGA_3D_CMD_DRAWPRIMITIVES.
*/
#define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
/*
* Identifiers for commands in the command FIFO.
*
@ -1474,10 +1480,12 @@ struct {
* SVGA3dCmdDrawPrimitives structure. In order,
* they are:
*
* 1. SVGA3dVertexDecl, quantity 'numVertexDecls'
* 2. SVGA3dPrimitiveRange, quantity 'numRanges'
* 1. SVGA3dVertexDecl, quantity 'numVertexDecls', but no more than
* SVGA3D_MAX_VERTEX_ARRAYS;
* 2. SVGA3dPrimitiveRange, quantity 'numRanges', but no more than
* SVGA3D_MAX_DRAW_PRIMITIVE_RANGES;
* 3. Optionally, SVGA3dVertexDivisor, quantity 'numVertexDecls' (contains
* the frequency divisor for this the corresponding vertex decl)
* the frequency divisor for the corresponding vertex decl).
*/
} SVGA3dCmdDrawPrimitives; /* SVGA_3D_CMD_DRAWPRIMITIVES */