/*
* Mesa 3-D graphics library
- * Version: 7.1
*
* Copyright (C) 1999-2007 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.
*/
/**
*/
+#include <stdio.h>
#include "main/glheader.h"
#include "main/context.h"
+#include "main/blend.h"
#include "main/imports.h"
#include "main/macros.h"
#include "main/mtypes.h"
+#include "main/fbobject.h"
#include "prog_statevars.h"
#include "prog_parameter.h"
+#include "main/samplerobj.h"
+
+
+#define ONE_DIV_SQRT_LN2 (1.201122408786449815)
/**
/* state[1] is either 0=front or 1=back side */
const GLuint face = (GLuint) state[1];
const struct gl_material *mat = &ctx->Light.Material;
- ASSERT(face == 0 || face == 1);
+ assert(face == 0 || face == 1);
/* we rely on tokens numbered so that _BACK_ == _FRONT_+ 1 */
- ASSERT(MAT_ATTRIB_FRONT_AMBIENT + 1 == MAT_ATTRIB_BACK_AMBIENT);
+ assert(MAT_ATTRIB_FRONT_AMBIENT + 1 == MAT_ATTRIB_BACK_AMBIENT);
/* XXX we could get rid of this switch entirely with a little
* work in arbprogparse.c's parse_state_single_item().
*/
const GLuint ln = (GLuint) state[1];
const GLuint face = (GLuint) state[2];
GLint i;
- ASSERT(face == 0 || face == 1);
+ assert(face == 0 || face == 1);
switch (state[3]) {
case STATE_AMBIENT:
for (i = 0; i < 3; i++) {
{
/* state[1] is the texture unit */
const GLuint unit = (GLuint) state[1];
- if(ctx->Color._ClampFragmentColor)
+ if (_mesa_get_clamp_fragment_color(ctx))
COPY_4V(value, ctx->Texture.Unit[unit].EnvColor);
else
COPY_4V(value, ctx->Texture.Unit[unit].EnvColorUnclamped);
}
return;
case STATE_FOG_COLOR:
- if(ctx->Color._ClampFragmentColor)
+ if (_mesa_get_clamp_fragment_color(ctx))
COPY_4V(value, ctx->Fog.Color);
else
COPY_4V(value, ctx->Fog.ColorUnclamped);
value[0] = ctx->Fog.Density;
value[1] = ctx->Fog.Start;
value[2] = ctx->Fog.End;
- value[3] = (ctx->Fog.End == ctx->Fog.Start)
- ? 1.0f : (GLfloat)(1.0 / (ctx->Fog.End - ctx->Fog.Start));
+ value[3] = 1.0f / (ctx->Fog.End - ctx->Fog.Start);
return;
case STATE_CLIPPLANE:
{
const gl_state_index modifier = state[4];
const GLfloat *m;
GLuint row, i;
- ASSERT(firstRow >= 0);
- ASSERT(firstRow < 4);
- ASSERT(lastRow >= 0);
- ASSERT(lastRow < 4);
+ assert(firstRow < 4);
+ assert(lastRow < 4);
if (mat == STATE_MODELVIEW_MATRIX) {
matrix = ctx->ModelviewMatrixStack.Top;
}
matrix = &ctx->_ModelProjectMatrix;
}
else if (mat == STATE_TEXTURE_MATRIX) {
- ASSERT(index < Elements(ctx->TextureMatrixStack));
+ assert(index < ARRAY_SIZE(ctx->TextureMatrixStack));
matrix = ctx->TextureMatrixStack[index].Top;
}
else if (mat == STATE_PROGRAM_MATRIX) {
- ASSERT(index < Elements(ctx->ProgramMatrixStack));
+ assert(index < ARRAY_SIZE(ctx->ProgramMatrixStack));
matrix = ctx->ProgramMatrixStack[index].Top;
}
else {
modifier == STATE_MATRIX_INVTRANS) {
/* Be sure inverse is up to date:
*/
- _math_matrix_alloc_inv( (GLmatrix *) matrix );
_math_matrix_analyse( (GLmatrix*) matrix );
m = matrix->inv;
}
}
}
return;
+ case STATE_NUM_SAMPLES:
+ ((int *)value)[0] = ctx->DrawBuffer->Visual.samples;
+ return;
case STATE_DEPTH_RANGE:
- value[0] = ctx->Viewport.Near; /* near */
- value[1] = ctx->Viewport.Far; /* far */
- value[2] = ctx->Viewport.Far - ctx->Viewport.Near; /* far - near */
+ value[0] = ctx->ViewportArray[0].Near; /* near */
+ value[1] = ctx->ViewportArray[0].Far; /* far */
+ value[2] = ctx->ViewportArray[0].Far - ctx->ViewportArray[0].Near; /* far - near */
value[3] = 1.0;
return;
case STATE_FRAGMENT_PROGRAM:
COPY_4V(value, ctx->FragmentProgram.Parameters[idx]);
return;
case STATE_LOCAL:
+ if (!ctx->FragmentProgram.Current->Base.LocalParams) {
+ ctx->FragmentProgram.Current->Base.LocalParams =
+ calloc(MAX_PROGRAM_LOCAL_PARAMS, sizeof(float[4]));
+ if (!ctx->FragmentProgram.Current->Base.LocalParams)
+ return;
+ }
+
COPY_4V(value, ctx->FragmentProgram.Current->Base.LocalParams[idx]);
return;
default:
COPY_4V(value, ctx->VertexProgram.Parameters[idx]);
return;
case STATE_LOCAL:
+ if (!ctx->VertexProgram.Current->Base.LocalParams) {
+ ctx->VertexProgram.Current->Base.LocalParams =
+ calloc(MAX_PROGRAM_LOCAL_PARAMS, sizeof(float[4]));
+ if (!ctx->VertexProgram.Current->Base.LocalParams)
+ return;
+ }
+
COPY_4V(value, ctx->VertexProgram.Current->Base.LocalParams[idx]);
return;
default:
value[0] = (ctx->Fog.End == ctx->Fog.Start)
? 1.0f : (GLfloat)(-1.0F / (ctx->Fog.End - ctx->Fog.Start));
value[1] = ctx->Fog.End * -value[0];
- value[2] = (GLfloat)(ctx->Fog.Density * ONE_DIV_LN2);
+ value[2] = (GLfloat)(ctx->Fog.Density * M_LOG2E); /* M_LOG2E == 1/ln(2) */
value[3] = (GLfloat)(ctx->Fog.Density * ONE_DIV_SQRT_LN2);
return;
value[3] = ctx->Point.Threshold;
}
return;
- case STATE_POINT_SIZE_IMPL_CLAMP:
- {
- /* for implementation clamp only in vs */
- GLfloat minImplSize;
- GLfloat maxImplSize;
- if (ctx->Point.PointSprite) {
- minImplSize = ctx->Const.MinPointSizeAA;
- maxImplSize = ctx->Const.MaxPointSize;
- }
- else if (ctx->Point.SmoothFlag || ctx->Multisample._Enabled) {
- minImplSize = ctx->Const.MinPointSizeAA;
- maxImplSize = ctx->Const.MaxPointSizeAA;
- }
- else {
- minImplSize = ctx->Const.MinPointSize;
- maxImplSize = ctx->Const.MaxPointSize;
- }
- value[0] = ctx->Point.Size;
- value[1] = minImplSize;
- value[2] = maxImplSize;
- value[3] = ctx->Point.Threshold;
- }
- return;
case STATE_LIGHT_SPOT_DIR_NORMALIZED:
{
/* here, state[2] is the light number */
value[3] = ctx->Pixel.AlphaBias;
return;
- case STATE_SHADOW_AMBIENT:
- {
- const int unit = (int) state[2];
- const struct gl_texture_object *texObj
- = ctx->Texture.Unit[unit]._Current;
- if (texObj) {
- value[0] =
- value[1] =
- value[2] =
- value[3] = texObj->Sampler.CompareFailValue;
- }
- }
- return;
-
case STATE_FB_SIZE:
value[0] = (GLfloat) (ctx->DrawBuffer->Width - 1);
value[1] = (GLfloat) (ctx->DrawBuffer->Height - 1);
case STATE_FB_WPOS_Y_TRANSFORM:
/* A driver may negate this conditional by using ZW swizzle
* instead of XY (based on e.g. some other state). */
- if (ctx->DrawBuffer->Name != 0) {
+ if (_mesa_is_user_fbo(ctx->DrawBuffer)) {
/* Identity (XY) followed by flipping Y upside down (ZW). */
value[0] = 1.0F;
value[1] = 0.0F;
value[2] = -1.0F;
- value[3] = (GLfloat) (ctx->DrawBuffer->Height - 1);
+ value[3] = (GLfloat) ctx->DrawBuffer->Height;
} else {
/* Flipping Y upside down (XY) followed by identity (ZW). */
value[0] = -1.0F;
- value[1] = (GLfloat) (ctx->DrawBuffer->Height - 1);
+ value[1] = (GLfloat) ctx->DrawBuffer->Height;
value[2] = 1.0F;
value[3] = 0.0F;
}
return;
- case STATE_ROT_MATRIX_0:
- {
- const int unit = (int) state[2];
- GLfloat *rotMat22 = ctx->Texture.Unit[unit].RotMatrix;
- value[0] = rotMat22[0];
- value[1] = rotMat22[2];
- value[2] = 0.0;
- value[3] = 0.0;
- }
- return;
-
- case STATE_ROT_MATRIX_1:
- {
- const int unit = (int) state[2];
- GLfloat *rotMat22 = ctx->Texture.Unit[unit].RotMatrix;
- value[0] = rotMat22[1];
- value[1] = rotMat22[3];
- value[2] = 0.0;
- value[3] = 0.0;
- }
- return;
-
/* XXX: make sure new tokens added here are also handled in the
* _mesa_program_state_flags() switch, below.
*/
{
switch (state[0]) {
case STATE_MATERIAL:
+ case STATE_LIGHTPROD:
+ case STATE_LIGHTMODEL_SCENECOLOR:
+ /* these can be effected by glColor when colormaterial mode is used */
+ return _NEW_LIGHT | _NEW_CURRENT_ATTRIB;
+
case STATE_LIGHT:
case STATE_LIGHTMODEL_AMBIENT:
- case STATE_LIGHTMODEL_SCENECOLOR:
- case STATE_LIGHTPROD:
return _NEW_LIGHT;
case STATE_TEXGEN:
case STATE_PROGRAM_MATRIX:
return _NEW_TRACK_MATRIX;
+ case STATE_NUM_SAMPLES:
+ return _NEW_BUFFERS;
+
case STATE_DEPTH_RANGE:
return _NEW_VIEWPORT;
return _NEW_MODELVIEW;
case STATE_TEXRECT_SCALE:
- case STATE_SHADOW_AMBIENT:
- case STATE_ROT_MATRIX_0:
- case STATE_ROT_MATRIX_1:
return _NEW_TEXTURE;
case STATE_FOG_PARAMS_OPTIMIZED:
return _NEW_FOG;
case STATE_POINT_SIZE_CLAMPED:
- case STATE_POINT_SIZE_IMPL_CLAMP:
return _NEW_POINT | _NEW_MULTISAMPLE;
case STATE_LIGHT_SPOT_DIR_NORMALIZED:
case STATE_LIGHT_POSITION:
case STATE_TEXENV_COLOR:
append(dst, "texenv");
break;
+ case STATE_NUM_SAMPLES:
+ append(dst, "numsamples");
+ break;
case STATE_DEPTH_RANGE:
append(dst, "depth.range");
break;
case STATE_CURRENT_ATTRIB:
append(dst, "current");
break;
+ case STATE_CURRENT_ATTRIB_MAYBE_VP_CLAMPED:
+ append(dst, "currentAttribMaybeVPClamped");
+ break;
case STATE_NORMAL_SCALE:
append(dst, "normalScale");
break;
case STATE_POINT_SIZE_CLAMPED:
append(dst, "pointSizeClamped");
break;
- case STATE_POINT_SIZE_IMPL_CLAMP:
- append(dst, "pointSizeImplClamp");
- break;
case STATE_LIGHT_SPOT_DIR_NORMALIZED:
append(dst, "lightSpotDirNormalized");
break;
case STATE_PT_BIAS:
append(dst, "PTbias");
break;
- case STATE_SHADOW_AMBIENT:
- append(dst, "CompareFailValue");
- break;
case STATE_FB_SIZE:
append(dst, "FbSize");
break;
case STATE_FB_WPOS_Y_TRANSFORM:
append(dst, "FbWposYTransform");
break;
- case STATE_ROT_MATRIX_0:
- append(dst, "rotMatrixRow0");
- break;
- case STATE_ROT_MATRIX_1:
- append(dst, "rotMatrixRow1");
- break;
default:
/* probably STATE_INTERNAL_DRIVER+i (driver private state) */
append(dst, "driverState");
break;
case STATE_FOG_COLOR:
break;
+ case STATE_NUM_SAMPLES:
+ break;
case STATE_DEPTH_RANGE:
break;
case STATE_FRAGMENT_PROGRAM:
if (paramList->Parameters[i].Type == PROGRAM_STATE_VAR) {
_mesa_fetch_state(ctx,
paramList->Parameters[i].StateIndexes,
- paramList->ParameterValues[i]);
- }
- }
-}
-
-
-/**
- * Copy the 16 elements of a matrix into four consecutive program
- * registers starting at 'pos'.
- */
-static void
-load_matrix(GLfloat registers[][4], GLuint pos, const GLfloat mat[16])
-{
- GLuint i;
- for (i = 0; i < 4; i++) {
- registers[pos + i][0] = mat[0 + i];
- registers[pos + i][1] = mat[4 + i];
- registers[pos + i][2] = mat[8 + i];
- registers[pos + i][3] = mat[12 + i];
- }
-}
-
-
-/**
- * As above, but transpose the matrix.
- */
-static void
-load_transpose_matrix(GLfloat registers[][4], GLuint pos,
- const GLfloat mat[16])
-{
- memcpy(registers[pos], mat, 16 * sizeof(GLfloat));
-}
-
-
-/**
- * Load current vertex program's parameter registers with tracked
- * matrices (if NV program). This only needs to be done per
- * glBegin/glEnd, not per-vertex.
- */
-void
-_mesa_load_tracked_matrices(struct gl_context *ctx)
-{
- GLuint i;
-
- for (i = 0; i < MAX_NV_VERTEX_PROGRAM_PARAMS / 4; i++) {
- /* point 'mat' at source matrix */
- GLmatrix *mat;
- if (ctx->VertexProgram.TrackMatrix[i] == GL_MODELVIEW) {
- mat = ctx->ModelviewMatrixStack.Top;
- }
- else if (ctx->VertexProgram.TrackMatrix[i] == GL_PROJECTION) {
- mat = ctx->ProjectionMatrixStack.Top;
- }
- else if (ctx->VertexProgram.TrackMatrix[i] == GL_TEXTURE) {
- GLuint unit = MIN2(ctx->Texture.CurrentUnit,
- Elements(ctx->TextureMatrixStack) - 1);
- mat = ctx->TextureMatrixStack[unit].Top;
- }
- else if (ctx->VertexProgram.TrackMatrix[i]==GL_MODELVIEW_PROJECTION_NV) {
- /* XXX verify the combined matrix is up to date */
- mat = &ctx->_ModelProjectMatrix;
- }
- else if (ctx->VertexProgram.TrackMatrix[i] >= GL_MATRIX0_NV &&
- ctx->VertexProgram.TrackMatrix[i] <= GL_MATRIX7_NV) {
- GLuint n = ctx->VertexProgram.TrackMatrix[i] - GL_MATRIX0_NV;
- ASSERT(n < Elements(ctx->ProgramMatrixStack));
- mat = ctx->ProgramMatrixStack[n].Top;
- }
- else {
- /* no matrix is tracked, but we leave the register values as-is */
- assert(ctx->VertexProgram.TrackMatrix[i] == GL_NONE);
- continue;
- }
-
- /* load the matrix values into sequential registers */
- if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_IDENTITY_NV) {
- load_matrix(ctx->VertexProgram.Parameters, i*4, mat->m);
- }
- else if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_INVERSE_NV) {
- _math_matrix_analyse(mat); /* update the inverse */
- ASSERT(!_math_matrix_is_dirty(mat));
- load_matrix(ctx->VertexProgram.Parameters, i*4, mat->inv);
- }
- else if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_TRANSPOSE_NV) {
- load_transpose_matrix(ctx->VertexProgram.Parameters, i*4, mat->m);
- }
- else {
- assert(ctx->VertexProgram.TrackMatrixTransform[i]
- == GL_INVERSE_TRANSPOSE_NV);
- _math_matrix_analyse(mat); /* update the inverse */
- ASSERT(!_math_matrix_is_dirty(mat));
- load_transpose_matrix(ctx->VertexProgram.Parameters, i*4, mat->inv);
+ ¶mList->ParameterValues[i][0].f);
}
}
}
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