/*
* Mesa 3-D graphics library
- * Version: 7.5
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (C) 2009 VMware, Inc. 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 "c99_math.h"
#include "glheader.h"
#include "imports.h"
#include "context.h"
#include "enums.h"
#include "light.h"
#include "macros.h"
-#include "simple_list.h"
+#include "util/simple_list.h"
#include "mtypes.h"
#include "math/m_matrix.h"
GET_CURRENT_CONTEXT(ctx);
if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glShadeModel %s\n", _mesa_lookup_enum_by_nr(mode));
+ _mesa_debug(ctx, "glShadeModel %s\n", _mesa_enum_to_string(mode));
+
+ if (ctx->Light.ShadeModel == mode)
+ return;
if (mode != GL_FLAT && mode != GL_SMOOTH) {
_mesa_error(ctx, GL_INVALID_ENUM, "glShadeModel");
return;
}
- if (ctx->Light.ShadeModel == mode)
- return;
-
FLUSH_VERTICES(ctx, _NEW_LIGHT);
ctx->Light.ShadeModel = mode;
{
struct gl_light *light;
- ASSERT(lnum < MAX_LIGHTS);
+ assert(lnum < MAX_LIGHTS);
light = &ctx->Light.Light[lnum];
switch (pname) {
COPY_3V(light->SpotDirection, params);
break;
case GL_SPOT_EXPONENT:
- ASSERT(params[0] >= 0.0);
- ASSERT(params[0] <= ctx->Const.MaxSpotExponent);
+ assert(params[0] >= 0.0F);
+ assert(params[0] <= ctx->Const.MaxSpotExponent);
if (light->SpotExponent == params[0])
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
light->SpotExponent = params[0];
break;
case GL_SPOT_CUTOFF:
- ASSERT(params[0] == 180.0 || (params[0] >= 0.0 && params[0] <= 90.0));
+ assert(params[0] == 180.0F || (params[0] >= 0.0F && params[0] <= 90.0F));
if (light->SpotCutoff == params[0])
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
light->SpotCutoff = params[0];
- light->_CosCutoff = (GLfloat) (cos(light->SpotCutoff * DEG2RAD));
+ light->_CosCutoff = (cosf(light->SpotCutoff * M_PI / 180.0));
if (light->_CosCutoff < 0)
light->_CosCutoff = 0;
if (light->SpotCutoff != 180.0F)
light->_Flags &= ~LIGHT_SPOT;
break;
case GL_CONSTANT_ATTENUATION:
- ASSERT(params[0] >= 0.0);
+ assert(params[0] >= 0.0F);
if (light->ConstantAttenuation == params[0])
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
light->ConstantAttenuation = params[0];
break;
case GL_LINEAR_ATTENUATION:
- ASSERT(params[0] >= 0.0);
+ assert(params[0] >= 0.0F);
if (light->LinearAttenuation == params[0])
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
light->LinearAttenuation = params[0];
break;
case GL_QUADRATIC_ATTENUATION:
- ASSERT(params[0] >= 0.0);
+ assert(params[0] >= 0.0F);
if (light->QuadraticAttenuation == params[0])
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
params = temp;
break;
case GL_SPOT_EXPONENT:
- if (params[0] < 0.0 || params[0] > ctx->Const.MaxSpotExponent) {
+ if (params[0] < 0.0F || params[0] > ctx->Const.MaxSpotExponent) {
_mesa_error(ctx, GL_INVALID_VALUE, "glLight");
return;
}
break;
case GL_SPOT_CUTOFF:
- if ((params[0] < 0.0 || params[0] > 90.0) && params[0] != 180.0) {
+ if ((params[0] < 0.0F || params[0] > 90.0F) && params[0] != 180.0F) {
_mesa_error(ctx, GL_INVALID_VALUE, "glLight");
return;
}
break;
case GL_CONSTANT_ATTENUATION:
- if (params[0] < 0.0) {
+ if (params[0] < 0.0F) {
_mesa_error(ctx, GL_INVALID_VALUE, "glLight");
return;
}
break;
case GL_LINEAR_ATTENUATION:
- if (params[0] < 0.0) {
+ if (params[0] < 0.0F) {
_mesa_error(ctx, GL_INVALID_VALUE, "glLight");
return;
}
break;
case GL_QUADRATIC_ATTENUATION:
- if (params[0] < 0.0) {
+ if (params[0] < 0.0F) {
_mesa_error(ctx, GL_INVALID_VALUE, "glLight");
return;
}
case GL_LIGHT_MODEL_LOCAL_VIEWER:
if (ctx->API != API_OPENGL_COMPAT)
goto invalid_pname;
- newbool = (params[0]!=0.0);
+ newbool = (params[0] != 0.0F);
if (ctx->Light.Model.LocalViewer == newbool)
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
ctx->Light.Model.LocalViewer = newbool;
break;
case GL_LIGHT_MODEL_TWO_SIDE:
- newbool = (params[0]!=0.0);
+ newbool = (params[0] != 0.0F);
if (ctx->Light.Model.TwoSide == newbool)
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
ctx->Light.Model.TwoSide = newbool;
- if (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
- ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
- else
- ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE;
break;
case GL_LIGHT_MODEL_COLOR_CONTROL:
if (ctx->API != API_OPENGL_COMPAT)
if (MESA_VERBOSE&VERBOSE_API)
_mesa_debug(ctx, "glColorMaterial %s %s\n",
- _mesa_lookup_enum_by_nr(face),
- _mesa_lookup_enum_by_nr(mode));
+ _mesa_enum_to_string(face),
+ _mesa_enum_to_string(mode));
bitmask = _mesa_material_bitmask(ctx, face, mode, legal, "glColorMaterial");
if (bitmask == 0)
GLuint f;
GLfloat (*mat)[4] = ctx->Light.Material.Attrib;
- ASSERT(ctx->API == API_OPENGL_COMPAT);
+ assert(ctx->API == API_OPENGL_COMPAT);
FLUSH_VERTICES(ctx, 0); /* update materials */
FLUSH_CURRENT(ctx, 0); /* update ctx->Light.Material from vertex buffer */
}
else {
/* positional light w/ homogeneous coordinate, divide by W */
- GLfloat wInv = (GLfloat)1.0 / light->_Position[3];
+ GLfloat wInv = 1.0F / light->_Position[3];
light->_Position[0] *= wInv;
light->_Position[1] *= wInv;
light->_Position[2] *= wInv;
if (!_math_matrix_is_length_preserving(ctx->ModelviewMatrixStack.Top)) {
const GLfloat *m = ctx->ModelviewMatrixStack.Top->inv;
GLfloat f = m[2] * m[2] + m[6] * m[6] + m[10] * m[10];
- if (f < 1e-12) f = 1.0;
+ if (f < 1e-12f) f = 1.0f;
if (ctx->_NeedEyeCoords)
- ctx->_ModelViewInvScale = (GLfloat) INV_SQRTF(f);
+ ctx->_ModelViewInvScale = 1.0f / sqrtf(f);
else
- ctx->_ModelViewInvScale = (GLfloat) sqrtf(f);
+ ctx->_ModelViewInvScale = sqrtf(f);
}
}
ctx->_ForceEyeCoords = GL_FALSE;
ctx->_ModelViewInvScale = 1.0;
}
-
-
-/**
- * Deallocate malloc'd lighting state attached to given context.
- */
-void
-_mesa_free_lighting_data( struct gl_context *ctx )
-{
-}