/*
* Mesa 3-D graphics library
- * Version: 7.3
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
/**
fi.i = 0xFF800000; \
x = fi.f; \
} while (0)
-#elif defined(VMS)
-#define SET_POS_INFINITY(x) x = __MAXFLOAT
-#define SET_NEG_INFINITY(x) x = -__MAXFLOAT
#else
#define SET_POS_INFINITY(x) x = (GLfloat) HUGE_VAL
#define SET_NEG_INFINITY(x) x = (GLfloat) -HUGE_VAL
return machine->VertAttribs[reg];
}
else {
- if (reg >= FRAG_ATTRIB_MAX)
+ if (reg >= VARYING_SLOT_MAX)
return ZeroVec;
return machine->Attribs[reg][machine->CurElement];
}
_mesa_problem(NULL,
"Invalid src register file %d in get_src_register_pointer()",
source->File);
- return NULL;
+ return ZeroVec;
}
}
_mesa_problem(NULL,
"Invalid dest register file %d in get_dst_register_pointer()",
dest->File);
- return NULL;
+ return dummyReg;
}
}
const struct gl_program_machine *machine, GLfloat result[4])
{
const GLfloat *src = get_src_register_pointer(source, machine);
- ASSERT(src);
if (source->Swizzle == SWIZZLE_NOOP) {
/* no swizzling */
}
-/**
- * Fetch a 4-element uint vector from the given source register.
- * Apply swizzling but not negation/abs.
- */
-static void
-fetch_vector4ui(const struct prog_src_register *source,
- const struct gl_program_machine *machine, GLuint result[4])
-{
- const GLuint *src = (GLuint *) get_src_register_pointer(source, machine);
- ASSERT(src);
-
- if (source->Swizzle == SWIZZLE_NOOP) {
- /* no swizzling */
- COPY_4V(result, src);
- }
- else {
- ASSERT(GET_SWZ(source->Swizzle, 0) <= 3);
- ASSERT(GET_SWZ(source->Swizzle, 1) <= 3);
- ASSERT(GET_SWZ(source->Swizzle, 2) <= 3);
- ASSERT(GET_SWZ(source->Swizzle, 3) <= 3);
- result[0] = src[GET_SWZ(source->Swizzle, 0)];
- result[1] = src[GET_SWZ(source->Swizzle, 1)];
- result[2] = src[GET_SWZ(source->Swizzle, 2)];
- result[3] = src[GET_SWZ(source->Swizzle, 3)];
- }
-
- /* Note: no Negate or Abs here */
-}
-
-
-
/**
* Fetch the derivative with respect to X or Y for the given register.
* XXX this currently only works for fragment program input attribs.
if (source->File == PROGRAM_INPUT &&
source->Index < (GLint) machine->NumDeriv) {
const GLint col = machine->CurElement;
- const GLfloat w = machine->Attribs[FRAG_ATTRIB_WPOS][col][3];
+ const GLfloat w = machine->Attribs[VARYING_SLOT_POS][col][3];
const GLfloat invQ = 1.0f / w;
GLfloat deriv[4];
const struct gl_program_machine *machine, GLfloat result[4])
{
const GLfloat *src = get_src_register_pointer(source, machine);
- ASSERT(src);
result[0] = src[GET_SWZ(source->Swizzle, 0)];
*/
if (machine->NumDeriv > 0 &&
inst->SrcReg[0].File == PROGRAM_INPUT &&
- inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) {
+ inst->SrcReg[0].Index == VARYING_SLOT_TEX0 + inst->TexSrcUnit) {
/* simple texture fetch for which we should have derivatives */
GLuint attr = inst->SrcReg[0].Index;
machine->FetchTexelDeriv(ctx, texcoord,
}
}
break;
- case OPCODE_AND: /* bitwise AND */
- {
- GLuint a[4], b[4], result[4];
- fetch_vector4ui(&inst->SrcReg[0], machine, a);
- fetch_vector4ui(&inst->SrcReg[1], machine, b);
- result[0] = a[0] & b[0];
- result[1] = a[1] & b[1];
- result[2] = a[2] & b[2];
- result[3] = a[3] & b[3];
- store_vector4ui(inst, machine, result);
- }
- break;
case OPCODE_ARL:
{
GLfloat t[4];
}
}
break;
- case OPCODE_DP2A:
- {
- GLfloat a[4], b[4], c, result[4];
- fetch_vector4(&inst->SrcReg[0], machine, a);
- fetch_vector4(&inst->SrcReg[1], machine, b);
- fetch_vector1(&inst->SrcReg[1], machine, &c);
- result[0] = result[1] = result[2] = result[3] = DOT2(a, b) + c;
- store_vector4(inst, machine, result);
- if (DEBUG_PROG) {
- printf("DP2A %g = (%g %g) . (%g %g) + %g\n",
- result[0], a[0], a[1], b[0], b[1], c);
- }
- }
- break;
case OPCODE_DP3:
{
GLfloat a[4], b[4], result[4];
fetch_vector1(&inst->SrcReg[0], machine, t);
abs_t0 = FABSF(t[0]);
if (abs_t0 != 0.0F) {
- /* Since we really can't handle infinite values on VMS
- * like other OSes we'll use __MAXFLOAT to represent
- * infinity. This may need some tweaking.
- */
-#ifdef VMS
- if (abs_t0 == __MAXFLOAT)
-#else
if (IS_INF_OR_NAN(abs_t0))
-#endif
{
SET_POS_INFINITY(q[0]);
q[1] = 1.0F;
break;
case OPCODE_NOP:
break;
- case OPCODE_NOT: /* bitwise NOT */
- {
- GLuint a[4], result[4];
- fetch_vector4ui(&inst->SrcReg[0], machine, a);
- result[0] = ~a[0];
- result[1] = ~a[1];
- result[2] = ~a[2];
- result[3] = ~a[3];
- store_vector4ui(inst, machine, result);
- }
- break;
- case OPCODE_NRM3: /* 3-component normalization */
- {
- GLfloat a[4], result[4];
- GLfloat tmp;
- fetch_vector4(&inst->SrcReg[0], machine, a);
- tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2];
- if (tmp != 0.0F)
- tmp = INV_SQRTF(tmp);
- result[0] = tmp * a[0];
- result[1] = tmp * a[1];
- result[2] = tmp * a[2];
- result[3] = 0.0; /* undefined, but prevent valgrind warnings */
- store_vector4(inst, machine, result);
- }
- break;
- case OPCODE_NRM4: /* 4-component normalization */
- {
- GLfloat a[4], result[4];
- GLfloat tmp;
- fetch_vector4(&inst->SrcReg[0], machine, a);
- tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2] + a[3] * a[3];
- if (tmp != 0.0F)
- tmp = INV_SQRTF(tmp);
- result[0] = tmp * a[0];
- result[1] = tmp * a[1];
- result[2] = tmp * a[2];
- result[3] = tmp * a[3];
- store_vector4(inst, machine, result);
- }
- break;
- case OPCODE_OR: /* bitwise OR */
- {
- GLuint a[4], b[4], result[4];
- fetch_vector4ui(&inst->SrcReg[0], machine, a);
- fetch_vector4ui(&inst->SrcReg[1], machine, b);
- result[0] = a[0] | b[0];
- result[1] = a[1] | b[1];
- result[2] = a[2] | b[2];
- result[3] = a[3] | b[3];
- store_vector4ui(inst, machine, result);
- }
- break;
case OPCODE_PK2H: /* pack two 16-bit floats in one 32-bit float */
{
GLfloat a[4];
store_vector4(inst, machine, result);
}
break;
- case OPCODE_XOR: /* bitwise XOR */
- {
- GLuint a[4], b[4], result[4];
- fetch_vector4ui(&inst->SrcReg[0], machine, a);
- fetch_vector4ui(&inst->SrcReg[1], machine, b);
- result[0] = a[0] ^ b[0];
- result[1] = a[1] ^ b[1];
- result[2] = a[2] ^ b[2];
- result[3] = a[3] ^ b[3];
- store_vector4ui(inst, machine, result);
- }
- break;
case OPCODE_XPD: /* cross product */
{
GLfloat a[4], b[4], result[4];
store_vector4(inst, machine, result);
}
break;
- case OPCODE_PRINT:
- {
- if (inst->SrcReg[0].File != PROGRAM_UNDEFINED) {
- GLfloat a[4];
- fetch_vector4(&inst->SrcReg[0], machine, a);
- printf("%s%g, %g, %g, %g\n", (const char *) inst->Data,
- a[0], a[1], a[2], a[3]);
- }
- else {
- printf("%s\n", (const char *) inst->Data);
- }
- }
- break;
case OPCODE_END:
return GL_TRUE;
default:
projects / mesa.git / blobdiff