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Added PRINT instruction for GL_NV_fragment_program.

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This commit is contained in:
Brian Paul
2004-12-18 16:18:00 +00:00
parent 6cec977773
commit 2a5afe3ab8
5 changed files with 107 additions and 15 deletions
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27
src/mesa/swrast/s_nvfragprog.c
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@@ -120,6 +120,11 @@ get_register_pointer( GLcontext *ctx,
ASSERT(source->Index < MAX_NV_FRAGMENT_PROGRAM_INPUTS);
src = machine->Inputs[source->Index];
break;
case PROGRAM_OUTPUT:
/* This is only for PRINT */
ASSERT(source->Index < MAX_NV_FRAGMENT_PROGRAM_OUTPUTS);
src = machine->Outputs[source->Index];
break;
case PROGRAM_LOCAL_PARAM:
ASSERT(source->Index < MAX_PROGRAM_LOCAL_PARAMS);
src = program->Base.LocalParams[source->Index];
@@ -128,10 +133,8 @@ get_register_pointer( GLcontext *ctx,
ASSERT(source->Index < MAX_NV_FRAGMENT_PROGRAM_PARAMS);
src = ctx->FragmentProgram.Parameters[source->Index];
break;
case PROGRAM_STATE_VAR:
/* Fallthrough */
/* Fallthrough */
case PROGRAM_NAMED_PARAM:
ASSERT(source->Index < (GLint) program->Parameters->NumParameters);
src = program->Parameters->Parameters[source->Index].Values;
@@ -342,7 +345,7 @@ fetch_vector1( GLcontext *ctx,
}
/*
/**
* Test value against zero and return GT, LT, EQ or UN if NaN.
*/
static INLINE GLuint
@@ -357,7 +360,8 @@ generate_cc( float value )
return COND_EQ;
}
/*
/**
* Test if the ccMaskRule is satisfied by the given condition code.
* Used to mask destination writes according to the current condition codee.
*/
@@ -1306,6 +1310,19 @@ execute_program( GLcontext *ctx,
store_vector4( inst, machine, result );
}
break;
case FP_OPCODE_PRINT:
{
if (inst->SrcReg[0].File != -1) {
GLfloat a[4];
fetch_vector4( ctx, &inst->SrcReg[0], machine, program, a);
_mesa_printf("%s%g, %g, %g, %g\n", (const char *) inst->Data,
a[0], a[1], a[2], a[3]);
}
else {
_mesa_printf("%s\n", (const char *) inst->Data);
}
}
break;
case FP_OPCODE_END:
return GL_TRUE;
default: