OpenHarmony/third_party_mesa3d
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Optimize the loop for copying output results.

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This commit is contained in:
Brian
2007-02-25 17:29:00 -07:00
parent f68067e101
commit e71a33bbf8
1 changed files with 12 additions and 5 deletions
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17
src/mesa/tnl/t_vb_program.c
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@@ -196,7 +196,8 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
struct vertex_buffer *VB = &tnl->vb; struct vertex_buffer *VB = &tnl->vb;
struct gl_vertex_program *program = ctx->VertexProgram._Current; struct gl_vertex_program *program = ctx->VertexProgram._Current;
struct gl_program_machine machine; struct gl_program_machine machine;
GLuint i; GLuint outputs[VERT_RESULT_MAX], numOutputs;
GLuint i, j;
#define FORCE_PROG_EXECUTE_C 1 #define FORCE_PROG_EXECUTE_C 1
#if FORCE_PROG_EXECUTE_C #if FORCE_PROG_EXECUTE_C
@@ -214,6 +215,13 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
_mesa_load_state_parameters(ctx, program->Base.Parameters); _mesa_load_state_parameters(ctx, program->Base.Parameters);
} }
numOutputs = 0;
for (i = 0; i < VERT_RESULT_MAX; i++) {
if (program->Base.OutputsWritten & (1 << i)) {
outputs[numOutputs++] = i;
}
}
for (i = 0; i < VB->Count; i++) { for (i = 0; i < VB->Count; i++) {
GLuint attr; GLuint attr;
@@ -264,10 +272,9 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
} }
/* copy the output registers into the VB->attribs arrays */ /* copy the output registers into the VB->attribs arrays */
for (attr = 0; attr < VERT_RESULT_MAX; attr++) { for (j = 0; j < numOutputs; j++) {
if (program->Base.OutputsWritten & (1 << attr)) { const GLuint attr = outputs[j];
COPY_4V(store->attribs[attr].data[i], machine.Outputs[attr]); COPY_4V(store->attribs[attr].data[i], machine.Outputs[attr]);
}
} }
#if 0 #if 0
printf("HPOS: %f %f %f %f\n", printf("HPOS: %f %f %f %f\n",