+/*
+ * Auxiliary functions to compute the size of array/blob arguments, depending.
+ */
+
+#ifndef _GL_SIZE_HPP_
+#define _GL_SIZE_HPP_
+
+
+#include <string.h>
+
+#include "os.hpp"
+#include "glimports.hpp"
+
+
+static inline size_t
+__gl_type_size(GLenum type)
+{
+ switch (type) {
+ case GL_BOOL:
+ case GL_BYTE:
+ case GL_UNSIGNED_BYTE:
+ return 1;
+ case GL_SHORT:
+ case GL_UNSIGNED_SHORT:
+ case GL_2_BYTES:
+ case GL_HALF_FLOAT:
+ return 2;
+ case GL_3_BYTES:
+ return 3;
+ case GL_INT:
+ case GL_UNSIGNED_INT:
+ case GL_FLOAT:
+ case GL_4_BYTES:
+ return 4;
+ case GL_DOUBLE:
+ return 8;
+ default:
+ OS::DebugMessage("apitrace: warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, type);
+ return 0;
+ }
+}
+
+static inline void
+__gl_uniform_size(GLenum type, GLenum &elemType, GLint &numElems) {
+ switch (type) {
+ case GL_FLOAT:
+ elemType = GL_FLOAT;
+ numElems = 1;
+ break;
+ case GL_FLOAT_VEC2:
+ elemType = GL_FLOAT;
+ numElems = 2;
+ break;
+ case GL_FLOAT_VEC3:
+ elemType = GL_FLOAT;
+ numElems = 3;
+ break;
+ case GL_FLOAT_VEC4:
+ elemType = GL_FLOAT;
+ numElems = 4;
+ break;
+ case GL_DOUBLE:
+ elemType = GL_DOUBLE;
+ numElems = 1;
+ break;
+ case GL_DOUBLE_VEC2:
+ elemType = GL_DOUBLE;
+ numElems = 2;
+ break;
+ case GL_DOUBLE_VEC3:
+ elemType = GL_DOUBLE;
+ numElems = 3;
+ break;
+ case GL_DOUBLE_VEC4:
+ elemType = GL_DOUBLE;
+ numElems = 4;
+ break;
+ case GL_INT:
+ elemType = GL_INT;
+ numElems = 1;
+ break;
+ case GL_INT_VEC2:
+ elemType = GL_INT;
+ numElems = 2;
+ break;
+ case GL_INT_VEC3:
+ elemType = GL_INT;
+ numElems = 3;
+ break;
+ case GL_INT_VEC4:
+ elemType = GL_INT;
+ numElems = 4;
+ break;
+ case GL_UNSIGNED_INT:
+ elemType = GL_UNSIGNED_INT;
+ numElems = 1;
+ break;
+ case GL_UNSIGNED_INT_VEC2:
+ elemType = GL_UNSIGNED_INT;
+ numElems = 2;
+ break;
+ case GL_UNSIGNED_INT_VEC3:
+ elemType = GL_UNSIGNED_INT;
+ numElems = 3;
+ break;
+ case GL_UNSIGNED_INT_VEC4:
+ elemType = GL_UNSIGNED_INT;
+ numElems = 4;
+ break;
+ case GL_BOOL:
+ elemType = GL_BOOL;
+ numElems = 1;
+ break;
+ case GL_BOOL_VEC2:
+ elemType = GL_BOOL;
+ numElems = 2;
+ break;
+ case GL_BOOL_VEC3:
+ elemType = GL_BOOL;
+ numElems = 3;
+ break;
+ case GL_BOOL_VEC4:
+ elemType = GL_BOOL;
+ numElems = 4;
+ break;
+ case GL_FLOAT_MAT2:
+ elemType = GL_FLOAT;
+ numElems = 2*2;
+ break;
+ case GL_FLOAT_MAT3:
+ elemType = GL_FLOAT;
+ numElems = 3*3;
+ break;
+ case GL_FLOAT_MAT4:
+ elemType = GL_FLOAT;
+ numElems = 4*4;
+ break;
+ case GL_FLOAT_MAT2x3:
+ elemType = GL_FLOAT;
+ numElems = 2*3;
+ break;
+ case GL_FLOAT_MAT2x4:
+ elemType = GL_FLOAT;
+ numElems = 2*4;
+ break;
+ case GL_FLOAT_MAT3x2:
+ elemType = GL_FLOAT;
+ numElems = 3*2;
+ break;
+ case GL_FLOAT_MAT3x4:
+ elemType = GL_FLOAT;
+ numElems = 3*4;
+ break;
+ case GL_FLOAT_MAT4x2:
+ elemType = GL_FLOAT;
+ numElems = 4*2;
+ break;
+ case GL_FLOAT_MAT4x3:
+ elemType = GL_FLOAT;
+ numElems = 4*3;
+ break;
+ case GL_DOUBLE_MAT2:
+ elemType = GL_DOUBLE;
+ numElems = 2*2;
+ break;
+ case GL_DOUBLE_MAT3:
+ elemType = GL_DOUBLE;
+ numElems = 3*3;
+ break;
+ case GL_DOUBLE_MAT4:
+ elemType = GL_DOUBLE;
+ numElems = 4*4;
+ break;
+ case GL_DOUBLE_MAT2x3:
+ elemType = GL_DOUBLE;
+ numElems = 2*3;
+ break;
+ case GL_DOUBLE_MAT2x4:
+ elemType = GL_DOUBLE;
+ numElems = 2*4;
+ break;
+ case GL_DOUBLE_MAT3x2:
+ elemType = GL_DOUBLE;
+ numElems = 3*2;
+ break;
+ case GL_DOUBLE_MAT3x4:
+ elemType = GL_DOUBLE;
+ numElems = 3*4;
+ break;
+ case GL_DOUBLE_MAT4x2:
+ elemType = GL_DOUBLE;
+ numElems = 4*2;
+ break;
+ case GL_DOUBLE_MAT4x3:
+ elemType = GL_DOUBLE;
+ numElems = 4*3;
+ break;
+ case GL_SAMPLER_1D:
+ case GL_SAMPLER_2D:
+ case GL_SAMPLER_3D:
+ case GL_SAMPLER_CUBE:
+ case GL_SAMPLER_1D_SHADOW:
+ case GL_SAMPLER_2D_SHADOW:
+ case GL_SAMPLER_1D_ARRAY:
+ case GL_SAMPLER_2D_ARRAY:
+ case GL_SAMPLER_CUBE_MAP_ARRAY:
+ case GL_SAMPLER_1D_ARRAY_SHADOW:
+ case GL_SAMPLER_2D_ARRAY_SHADOW:
+ case GL_SAMPLER_2D_MULTISAMPLE:
+ case GL_SAMPLER_2D_MULTISAMPLE_ARRAY:
+ case GL_SAMPLER_CUBE_SHADOW:
+ case GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
+ case GL_SAMPLER_BUFFER:
+ case GL_SAMPLER_2D_RECT:
+ case GL_SAMPLER_2D_RECT_SHADOW:
+ case GL_INT_SAMPLER_1D:
+ case GL_INT_SAMPLER_2D:
+ case GL_INT_SAMPLER_3D:
+ case GL_INT_SAMPLER_CUBE:
+ case GL_INT_SAMPLER_1D_ARRAY:
+ case GL_INT_SAMPLER_2D_ARRAY:
+ case GL_INT_SAMPLER_CUBE_MAP_ARRAY:
+ case GL_INT_SAMPLER_2D_MULTISAMPLE:
+ case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
+ case GL_INT_SAMPLER_BUFFER:
+ case GL_INT_SAMPLER_2D_RECT:
+ case GL_UNSIGNED_INT_SAMPLER_1D:
+ case GL_UNSIGNED_INT_SAMPLER_2D:
+ case GL_UNSIGNED_INT_SAMPLER_3D:
+ case GL_UNSIGNED_INT_SAMPLER_CUBE:
+ case GL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
+ case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
+ case GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY:
+ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
+ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
+ case GL_UNSIGNED_INT_SAMPLER_BUFFER:
+ case GL_UNSIGNED_INT_SAMPLER_2D_RECT:
+ elemType = GL_INT;
+ numElems = 1;
+ break;
+ default:
+ OS::DebugMessage("apitrace: warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, type);
+ elemType = GL_NONE;
+ numElems = 0;
+ return;
+ }
+}
+
+static inline size_t
+__glArrayPointer_size(GLint size, GLenum type, GLsizei stride, GLsizei maxIndex)
+{
+ size_t elementSize = size*__gl_type_size(type);
+ if (!stride) {
+ stride = (GLsizei)elementSize;
+ }
+ return stride*maxIndex + elementSize;
+}
+
+#define __glVertexPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glNormalPointer_size(type, stride, maxIndex) __glArrayPointer_size(3, type, stride, maxIndex)
+#define __glColorPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glIndexPointer_size(type, stride, maxIndex) __glArrayPointer_size(1, type, stride, maxIndex)
+#define __glTexCoordPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glEdgeFlagPointer_size(stride, maxIndex) __glArrayPointer_size(1, GL_BOOL, stride, maxIndex)
+#define __glFogCoordPointer_size(type, stride, maxIndex) __glArrayPointer_size(1, type, stride, maxIndex)
+#define __glSecondaryColorPointer_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glVertexAttribPointer_size(size, type, normalized, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glVertexAttribPointerARB_size(size, type, normalized, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+#define __glVertexAttribPointerNV_size(size, type, stride, maxIndex) __glArrayPointer_size(size, type, stride, maxIndex)
+
+static inline GLuint
+__glDrawArrays_maxindex(GLint first, GLsizei count)
+{
+ if (!count) {
+ return 0;
+ }
+ return first + count - 1;
+}
+
+#define __glDrawArraysEXT_maxindex __glDrawArrays_maxindex
+
+static inline GLuint
+__glDrawElementsBaseVertex_maxindex(GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex)
+{
+ GLvoid *temp = 0;
+ GLint __element_array_buffer = 0;
+
+ if (!count) {
+ return 0;
+ }
+ __glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &__element_array_buffer);
+ if (__element_array_buffer) {
+ // Read indices from index buffer object
+ GLintptr offset = (GLintptr)indices;
+ GLsizeiptr size = count*__gl_type_size(type);
+ GLvoid *temp = malloc(size);
+ if (!temp) {
+ return 0;
+ }
+ memset(temp, 0, size);
+ __glGetBufferSubData(GL_ELEMENT_ARRAY_BUFFER, offset, size, temp);
+ indices = temp;
+ } else {
+ if (!indices) {
+ return 0;
+ }
+ }
+
+ GLuint maxindex = 0;
+ GLsizei i;
+ if (type == GL_UNSIGNED_BYTE) {
+ const GLubyte *p = (const GLubyte *)indices;
+ for (i = 0; i < count; ++i) {
+ if (p[i] > maxindex) {
+ maxindex = p[i];
+ }
+ }
+ } else if (type == GL_UNSIGNED_SHORT) {
+ const GLushort *p = (const GLushort *)indices;
+ for (i = 0; i < count; ++i) {
+ if (p[i] > maxindex) {
+ maxindex = p[i];
+ }
+ }
+ } else if (type == GL_UNSIGNED_INT) {
+ const GLuint *p = (const GLuint *)indices;
+ for (i = 0; i < count; ++i) {
+ if (p[i] > maxindex) {
+ maxindex = p[i];
+ }
+ }
+ } else {
+ OS::DebugMessage("apitrace: warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, type);
+ }
+
+ if (__element_array_buffer) {
+ free(temp);
+ }
+
+ maxindex += basevertex;
+
+ return maxindex;
+}
+
+#define __glDrawRangeElementsBaseVertex_maxindex(start, end, count, type, indices, basevertex) __glDrawElementsBaseVertex_maxindex(count, type, indices, basevertex)
+
+#define __glDrawElements_maxindex(count, type, indices) __glDrawElementsBaseVertex_maxindex(count, type, indices, 0);
+#define __glDrawRangeElements_maxindex(start, end, count, type, indices) __glDrawElements_maxindex(count, type, indices)
+#define __glDrawRangeElementsEXT_maxindex __glDrawRangeElements_maxindex
+
+#define __glDrawArraysInstanced_maxindex(first, count, primcount) __glDrawArrays_maxindex(first, count)
+#define __glDrawElementsInstanced_maxindex(count, type, indices, primcount) __glDrawElements_maxindex(count, type, indices)
+#define __glDrawElementsInstancedBaseVertex_maxindex(count, type, indices, primcount, basevertex) __glDrawElementsBaseVertex_maxindex(count, type, indices, basevertex)
+#define __glDrawRangeElementsInstanced_maxindex(start, end, count, type, indices, primcount) __glDrawRangeElements_maxindex(start, end, count, type, indices)
+#define __glDrawRangeElementsInstancedBaseVertex_maxindex(start, end, count, type, indices, primcount, basevertex) __glDrawRangeElementsBaseVertex_maxindex(start, end, count, type, indices, basevertex)
+
+#define __glDrawArraysInstancedARB_maxindex __glDrawArraysInstanced_maxindex
+#define __glDrawElementsInstancedARB_maxindex __glDrawElementsInstanced_maxindex
+#define __glDrawArraysInstancedEXT_maxindex __glDrawArraysInstanced_maxindex
+#define __glDrawElementsInstancedEXT_maxindex __glDrawElementsInstanced_maxindex
+
+static inline GLuint
+__glDrawArraysIndirect_maxindex(const GLvoid *indirect) {
+ OS::DebugMessage("apitrace: warning: %s: unsupported\n", __FUNCTION__);
+ return 0;
+}
+
+static inline GLuint
+__glDrawElementsIndirect_maxindex(GLenum type, const GLvoid *indirect) {
+ OS::DebugMessage("apitrace: warning: %s: unsupported\n", __FUNCTION__);
+ return 0;
+}
+
+static inline GLuint
+__glMultiDrawArrays_maxindex(const GLint *first, const GLsizei *count, GLsizei primcount) {
+ GLuint maxindex = 0;
+ for (GLsizei prim = 0; prim < primcount; ++prim) {
+ GLuint maxindex_prim = __glDrawArrays_maxindex(first[prim], count[prim]);
+ maxindex = std::max(maxindex, maxindex_prim);
+ }
+ return maxindex;
+}
+
+static inline GLuint
+__glMultiDrawElements_maxindex(const GLsizei *count, GLenum type, const GLvoid* *indices, GLsizei primcount) {
+ GLuint maxindex = 0;
+ for (GLsizei prim = 0; prim < primcount; ++prim) {
+ GLuint maxindex_prim = __glDrawElements_maxindex(count[prim], type, indices[prim]);
+ maxindex = std::max(maxindex, maxindex_prim);
+ }
+ return maxindex;
+}
+
+static inline GLuint
+__glMultiDrawElementsBaseVertex_maxindex(const GLsizei *count, GLenum type, const GLvoid* *indices, GLsizei primcount, const GLint * basevertex) {
+ GLuint maxindex = 0;
+ for (GLsizei prim = 0; prim < primcount; ++prim) {
+ GLuint maxindex_prim = __glDrawElementsBaseVertex_maxindex(count[prim], type, indices[prim], basevertex[prim]);
+ maxindex = std::max(maxindex, maxindex_prim);
+ }
+ return maxindex;
+}
+
+#define __glMultiDrawArraysEXT_maxindex __glMultiDrawArrays_maxindex
+#define __glMultiDrawElementsEXT_maxindex __glMultiDrawElements_maxindex
+
+#define __glMultiModeDrawArraysIBM_maxindex(first, count, primcount, modestride) __glMultiDrawArrays_maxindex(first, count, primcount)
+#define __glMultiModeDrawElementsIBM_maxindex(count, type, indices, primcount, modestride) __glMultiDrawElements_maxindex(count, type, (const GLvoid **)indices, primcount)
+
+
+static inline size_t
+__glCallLists_size(GLsizei n, GLenum type)
+{
+ return n*__gl_type_size(type);
+}
+
+#define __glFogfv_size __gl_param_size
+#define __glFogiv_size __gl_param_size
+
+#define __glLightfv_size __gl_param_size
+#define __glLightiv_size __gl_param_size
+
+#define __glLightModelfv_size __gl_param_size
+#define __glLightModeliv_size __glLightModelfv_size
+
+#define __glMaterialfv_size __gl_param_size
+#define __glMaterialiv_size __glMaterialfv_size
+
+
+static inline size_t
+__glMap1d_size(GLenum target, GLint stride, GLint order)
+{
+ if (order < 1) {
+ return 0;
+ }
+
+ GLint channels;
+ switch (target) {
+ case GL_MAP1_INDEX:
+ case GL_MAP1_TEXTURE_COORD_1:
+ channels = 1;
+ break;
+ case GL_MAP1_TEXTURE_COORD_2:
+ channels = 2;
+ break;
+ case GL_MAP1_NORMAL:
+ case GL_MAP1_TEXTURE_COORD_3:
+ case GL_MAP1_VERTEX_3:
+ channels = 3;
+ break;
+ case GL_MAP1_COLOR_4:
+ case GL_MAP1_TEXTURE_COORD_4:
+ case GL_MAP1_VERTEX_4:
+ channels = 4;
+ break;
+ default:
+ OS::DebugMessage("apitrace: warning: %s: unknown GLenum 0x%04X\n", __FUNCTION__, target);
+ return 0;
+ }