FX_ENTRY void FX_CALL
grDrawPoint( const void *pt )
{
float *x = (float*)pt + xy_off/sizeof(float);
float *y = (float*)pt + xy_off/sizeof(float) + 1;
float *z = (float*)pt + z_off/sizeof(float);
float *q = (float*)pt + q_off/sizeof(float);
unsigned char *pargb = (unsigned char*)pt + pargb_off;
float *s0 = (float*)pt + st0_off/sizeof(float);
float *t0 = (float*)pt + st0_off/sizeof(float) + 1;
float *s1 = (float*)pt + st1_off/sizeof(float);
float *t1 = (float*)pt + st1_off/sizeof(float) + 1;
float *fog = (float*)pt + fog_ext_off/sizeof(float);
LOG("grDrawPoint()\r\n");
if(nvidia_viewport_hack && !render_to_texture)
{
glViewport(0, viewport_offset, viewport_width, viewport_height);
nvidia_viewport_hack = 0;
}
reloadTexture();
if(need_to_compile) compile_shader();
glBegin(GL_POINTS);
if (nbTextureUnits > 2)
{
if (st0_en)
glMultiTexCoord2fARB(GL_TEXTURE1_ARB, *s0 / *q / (float)tex1_width,
ytex(0, *t0 / *q / (float)tex1_height));
if (st1_en)
glMultiTexCoord2fARB(GL_TEXTURE0_ARB, *s1 / *q / (float)tex0_width,
ytex(1, *t1 / *q / (float)tex0_height));
}
else
{
if (st0_en)
glTexCoord2f(*s0 / *q / (float)tex0_width,
ytex(0, *t0 / *q / (float)tex0_height));
}
if (pargb_en)
glColor4f(pargb[2]/255.0f, pargb[1]/255.0f, pargb[0]/255.0f, pargb[3]/255.0f);
if (fog_enabled && fog_coord_support)
{
if(!fog_ext_en || fog_enabled != 2)
glSecondaryColor3f((1.0f / *q) / 255.0f, 0.0f, 0.0f);
else
glSecondaryColor3f((1.0f / *fog) / 255.0f, 0.0f, 0.0f);
}
glVertex4f((*x - (float)widtho) / (float)(width/2) / *q,
-(*y - (float)heighto) / (float)(height/2) / *q, ZCALC(*z ,*q), 1.0f / *q);
glEnd();
}
inline void VL_glSecondaryColor3f(float r, float g, float b)
{
if(glSecondaryColor3f)
glSecondaryColor3f(r,g,b);
else
if(glSecondaryColor3fEXT)
glSecondaryColor3fEXT(r,g,b);
else
VL_UNSUPPORTED_FUNC();
}
inline void VL_glSecondaryColor3f(float r, float g, float b)
{
#ifdef GL_VERSION_1_4_DEPRECATED
if(glSecondaryColor3f)
glSecondaryColor3f(r,g,b);
else
#endif
if(glSecondaryColor3fEXT)
glSecondaryColor3fEXT(r,g,b);
else
VL_UNSUPPORTED_FUNC();
}
// This function does any needed initialization on the rendering
// context.
void SetupRC()
{
GLint success;
const GLchar *vsStringPtr[1];
const GLchar *fsStringPtr[1];
GLchar vsString[] =
"void main(void)\n"
"{\n"
" // This is our Hello World vertex shader\n"
" // notice how comments are preceded by '//'\n"
"\n"
" // normal MVP transform\n"
" vec4 clipCoord = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
" gl_Position = clipCoord;\n"
"\n"
" // Copy the primary color\n"
" gl_FrontColor = gl_Color;\n"
"\n"
" // Calculate NDC\n"
" vec4 ndc = vec4(clipCoord.xyz, 0) / clipCoord.w;\n"
"\n"
" // Map from [-1,1] to [0,1] before outputting\n"
" gl_FrontSecondaryColor = (ndc * 0.5) + 0.5;\n"
"}\n";
GLchar fsString[] =
"uniform float flickerFactor;\n"
"\n"
"void main(void)\n"
"{\n"
" // Mix primary and secondary colors, 50/50\n"
" vec4 temp = mix(gl_Color, vec4(vec3(gl_SecondaryColor), 1.0), 0.5);\n"
"\n"
" // Multiply by flicker factor\n"
" gl_FragColor = temp * flickerFactor;\n"
"}\n";
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
// Make sure required functionality is available!
if (!GLEE_VERSION_2_0 && (!GLEE_ARB_vertex_shader ||
!GLEE_ARB_fragment_shader ||
!GLEE_ARB_shader_objects ||
!GLEE_ARB_shading_language_100))
{
//gltPrintf(GLUT_BITMAP_9_BY_15, 0, 3, "GLSL extensions not available!");
glutSwapBuffers();
Sleep(2000);
exit(0);
}
if (!GLEE_VERSION_1_4 && !GLEE_EXT_secondary_color)
{
//gltPrintf(GLUT_BITMAP_9_BY_15, 0, 3, "Neither OpenGL 1.4 nor GL_EXT_secondary_color");
//gltPrintf(GLUT_BITMAP_9_BY_15, 1, 3, " extension is available!");
glutSwapBuffers();
Sleep(2000);
exit(0);
}
// Black background
glClearColor(0.0f, 0.0f, 0.0f, 1.0f );
glSecondaryColor3f(1.0f, 1.0f, 1.0f);
// Hidden surface removal
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
glShadeModel(GL_SMOOTH);
// Create shader objects and specify shader text
vShader = glCreateShader(GL_VERTEX_SHADER);
fShader = glCreateShader(GL_FRAGMENT_SHADER);
vsStringPtr[0] = vsString;
glShaderSource(vShader, 1, vsStringPtr, NULL);
fsStringPtr[0] = fsString;
glShaderSource(fShader, 1, fsStringPtr, NULL);
// Compile shaders and check for any errors
glCompileShader(vShader);
glGetShaderiv(vShader, GL_COMPILE_STATUS, &success);
if (!success)
{
GLchar infoLog[MAX_INFO_LOG_SIZE];
glGetShaderInfoLog(vShader, MAX_INFO_LOG_SIZE, NULL, infoLog);
//gltPrintf(GLUT_BITMAP_9_BY_15, 0, 0, "Error in vertex shader compilation! Info log:");
//gltPrintf(GLUT_BITMAP_HELVETICA_10, 2, 0, "%s", infoLog);
glutSwapBuffers();
Sleep(5000);
exit(0);
}
glCompileShader(fShader);
glGetShaderiv(fShader, GL_COMPILE_STATUS, &success);
if (!success)
{
GLchar infoLog[MAX_INFO_LOG_SIZE];
glGetShaderInfoLog(fShader, MAX_INFO_LOG_SIZE, NULL, infoLog);
//gltPrintf(GLUT_BITMAP_9_BY_15, 0, 0, "Error in fragment shader compilation! Info log:");
//gltPrintf(GLUT_BITMAP_HELVETICA_10, 2, 0, "%s", infoLog);
glutSwapBuffers();
Sleep(5000);
exit(0);
}
// Create program object, attach shaders, then link
progObj = glCreateProgram();
if (useVertexShader)
glAttachShader(progObj, vShader);
if (useFragmentShader)
glAttachShader(progObj, fShader);
Link(GL_TRUE);
}
void RfxState::SetGLEnvironment()
{
switch (state) {
case GL_CurrentColor: {
GLfloat *res = DecodeColor(value);
glColor3f(res[0], res[1], res[2]);
delete res;
}
case GL_SecondaryColor: {
GLfloat *res = DecodeColor(value);
glSecondaryColor3f(res[0], res[1], res[2]);
delete res;
break;
}
case GL_ClearColor: {
GLfloat *res = DecodeColor(value);
glClearColor(res[0], res[1], res[2], res[3]);
delete res;
break;
}
case GL_ClearDepth:
glClearDepth(value);
break;
case GL_ShadeModel:
glShadeModel((value == 1)? GL_FLAT : GL_SMOOTH);
break;
case GL_FrontFace:
glFrontFace((value == 1)? GL_CCW : GL_CW);
break;
case GL_CullMode:
if (value == 1) {
glDisable(GL_CULL_FACE);
} else {
glEnable(GL_CULL_FACE);
glCullFace((value == 2)? GL_FRONT :
((value == 3)? GL_BACK : GL_FRONT_AND_BACK));
}
break;
case GL_EdgeFlag:
glEdgeFlag(value);
break;
case GL_DepthNear:
case GL_DepthFar: {
GLfloat range[2];
glGetFloatv(GL_DEPTH_RANGE, range);
if (state == GL_DepthNear)
glDepthRange(value, range[1]);
else
glDepthRange(range[0], value);
break;
}
case GL_FogColor: {
glFogfv(GL_FOG_COLOR, DecodeColor(value));
break;
}
case GL_FogDensity:
glFogi(GL_FOG_DENSITY, value);
break;
case GL_FogStart:
glFogi(GL_FOG_START, value);
break;
case GL_FogEnd:
glFogi(GL_FOG_END, value);
break;
case GL_FogMode:
glEnable(GL_FOG);
switch ((GLint)value) {
case 1: // NONE
glDisable(GL_FOG);
break;
case 2: // LINEAR
glFogi(GL_FOG_MODE, GL_LINEAR);
break;
case 3: // EXP
glFogi(GL_FOG_MODE, GL_EXP);
break;
case 4: // EXP2
glFogi(GL_FOG_MODE, GL_EXP2);
break;
default: // UNKNOWN
break;
}
break;
case GL_PointSize:
glPointSize(value);
break;
case GL_PointMin:
glPointParameterf(GL_POINT_SIZE_MIN, value);
break;
case GL_PointMax:
glPointParameterf(GL_POINT_SIZE_MAX_ARB, value);
break;
case GL_PointSmooth:
GLEnableDisable(GL_POINT_SMOOTH);
break;
case GL_LineWidth:
glLineWidth(value);
break;
case GL_LineSmooth:
GLEnableDisable(GL_LINE_SMOOTH);
break;
case GL_PolyFrontMode:
glPolygonMode(GL_FRONT, (value == 1)? GL_POINT :
((value == 2)? GL_LINE : GL_FILL));
break;
case GL_PolyBackMode:
glPolygonMode(GL_BACK, (value == 1)? GL_POINT :
((value == 2)? GL_LINE : GL_FILL));
break;
case GL_PolySmooth:
GLEnableDisable(GL_POLYGON_SMOOTH);
break;
case GL_PolyOffsetFactor: {
GLfloat units;
glGetFloatv(GL_POLYGON_OFFSET_UNITS, &units);
glPolygonOffset(value, units);
break;
}
case GL_PolyOffsetUnits: {
GLfloat factor;
glGetFloatv(GL_POLYGON_OFFSET_FACTOR, &factor);
glPolygonOffset(factor, value);
break;
}
case GL_PolyOffsetPoint:
GLEnableDisable(GL_POLYGON_OFFSET_POINT);
break;
case GL_PolyOffsetLine:
GLEnableDisable(GL_POLYGON_OFFSET_LINE);
break;
case GL_PolyOffsetFill:
GLEnableDisable(GL_POLYGON_OFFSET_FILL);
break;
case GL_AlphaEnable:
GLEnableDisable(GL_ALPHA_TEST);
break;
case GL_AlphaFunction: {
GLfloat ref;
glGetFloatv(GL_ALPHA_TEST_REF, &ref);
glAlphaFunc(GLFunctionMode(), ref);
break;
}
case GL_AlphaReference: {
GLint func;
glGetIntegerv(GL_ALPHA_TEST_FUNC, &func);
glAlphaFunc(func, value);
break;
}
case GL_DepthEnable:
GLEnableDisable(GL_DEPTH_TEST);
break;
case GL_DepthFunction:
glDepthFunc(GLFunctionMode());
break;
case GL_BlendEnable:
GLEnableDisable(GL_BLEND);
break;
case GL_BlendColor: {
GLfloat *res = DecodeColor(value);
glBlendColor(res[0], res[1], res[2], res[3]);
delete res;
break;
}
case GL_BlendSourceRGB:
case GL_BlendDestRGB:
case GL_BlendSourceAlpha:
case GL_BlendDestAlpha: {
GLint srcdst[4];
glGetIntegerv(GL_BLEND_SRC_RGB, &srcdst[0]);
glGetIntegerv(GL_BLEND_DST_RGB, &srcdst[1]);
glGetIntegerv(GL_BLEND_SRC_ALPHA, &srcdst[2]);
glGetIntegerv(GL_BLEND_DST_ALPHA, &srcdst[3]);
glBlendFuncSeparate(
((state == GL_BlendSourceRGB)? GLColorMode() : srcdst[0]),
((state == GL_BlendDestRGB)? GLColorMode() : srcdst[1]),
((state == GL_BlendSourceAlpha)? GLColorMode() : srcdst[2]),
((state == GL_BlendDestAlpha)? GLColorMode() : srcdst[3]));
break;
}
case GL_BlendEquation:
switch ((GLint)value) {
case 1: // ADD
glBlendEquationSeparate(GL_FUNC_ADD, GL_FUNC_ADD);
break;
case 2: // SUBTRACT
glBlendEquationSeparate(GL_FUNC_SUBTRACT, GL_FUNC_SUBTRACT);
break;
case 3: // REV_SUBTRACT
glBlendEquationSeparate(GL_FUNC_REVERSE_SUBTRACT, GL_FUNC_REVERSE_SUBTRACT);
break;
case 4: // MIN
glBlendEquationSeparate(GL_MIN, GL_MIN);
break;
case 5: // MAX
glBlendEquationSeparate(GL_MAX, GL_MAX);
break;
}
break;
case GL_WriteMaskColor: {
GLint val = (GLint)value;
GLboolean par[4];
par[3] = (val > 8)? GL_TRUE : GL_FALSE;
par[2] = (val -= (8 * par[3]) > 4)? GL_TRUE : GL_FALSE;
par[1] = (val -= (4 * par[2]) > 2)? GL_TRUE : GL_FALSE;
par[0] = (val -= (2 * par[1]) > 1)? GL_TRUE : GL_FALSE;
glColorMask(par[0], par[1], par[2], par[3]);
break;
}
case GL_WriteMaskDepth:
glDepthMask(value);
break;
case GL_VertexProgramTwoSideARB:
GLEnableDisable(GL_VERTEX_PROGRAM_TWO_SIDE_ARB);
break;
case GL_StencilEnable:
GLEnableDisable(GL_STENCIL_TEST);
break;
case GL_StencilFunction:
case GL_StencilValueMask:
case GL_StencilReference: {
GLint StFun[3];
glGetIntegerv(GL_STENCIL_FUNC, &StFun[0]);
glGetIntegerv(GL_STENCIL_VALUE_MASK, &StFun[1]);
glGetIntegerv(GL_STENCIL_REF, &StFun[2]);
glStencilFunc(
(state == GL_StencilFunction)? GLFunctionMode() : StFun[0],
(state == GL_StencilValueMask)? value : StFun[1],
(state == GL_StencilReference)? value : StFun[2]);
break;
}
case GL_StencilFail:
case GL_StencilPassDepthFail:
case GL_StencilPassDepthPass: {
GLint StOp[3];
glGetIntegerv(GL_STENCIL_FAIL, &StOp[0]);
glGetIntegerv(GL_STENCIL_PASS_DEPTH_FAIL, &StOp[1]);
glGetIntegerv(GL_STENCIL_PASS_DEPTH_PASS, &StOp[2]);
// thanks god at least these values are equivalent to OpenGL ones,
// no mapping needed.
glStencilOp(
(state == GL_StencilFail)? value : StOp[0],
(state == GL_StencilPassDepthFail)? value : StOp[1],
(state == GL_StencilPassDepthPass)? value : StOp[2]);
break;
}
case GL_WriteMaskStencil:
glStencilMask(value);
break;
case GL_ClearStencil:
glClearStencil(value);
break;
default:
// do nothing, unsupported state
break;
}
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_GL14_nglSecondaryColor3f(JNIEnv *env, jclass clazz, jfloat red, jfloat green, jfloat blue, jlong function_pointer) {
glSecondaryColor3fPROC glSecondaryColor3f = (glSecondaryColor3fPROC)((intptr_t)function_pointer);
glSecondaryColor3f(red, green, blue);
}
void glSecondaryColor3fv(const GLfloat *v) {
glSecondaryColor3f(v[0], v[1], v[2]);
}
FX_ENTRY void FX_CALL
grDrawVertexArrayContiguous(FxU32 mode, FxU32 Count, void *pointers, FxU32 stride)
{
unsigned int i;
float *x, *y, *q, *s0, *t0, *s1, *t1, *z, *fog;
unsigned char *pargb;
LOG("grDrawVertexArrayContiguous(%d,%d,%d)\r\n", mode, Count, stride);
if(nvidia_viewport_hack && !render_to_texture)
{
glViewport(0, viewport_offset, viewport_width, viewport_height);
nvidia_viewport_hack = 0;
}
reloadTexture();
if(need_to_compile) compile_shader();
switch(mode)
{
case GR_TRIANGLE_STRIP:
glBegin(GL_TRIANGLE_STRIP);
break;
case GR_TRIANGLE_FAN:
glBegin(GL_TRIANGLE_FAN);
break;
default:
display_warning("grDrawVertexArrayContiguous : unknown mode : %x", mode);
}
for (i=0; i<Count; i++)
{
x = (float*)((unsigned char*)pointers+stride*i) + xy_off/sizeof(float);
y = (float*)((unsigned char*)pointers+stride*i) + xy_off/sizeof(float) + 1;
z = (float*)((unsigned char*)pointers+stride*i) + z_off/sizeof(float);
q = (float*)((unsigned char*)pointers+stride*i) + q_off/sizeof(float);
pargb = (unsigned char*)pointers+stride*i + pargb_off;
s0 = (float*)((unsigned char*)pointers+stride*i) + st0_off/sizeof(float);
t0 = (float*)((unsigned char*)pointers+stride*i) + st0_off/sizeof(float) + 1;
s1 = (float*)((unsigned char*)pointers+stride*i) + st1_off/sizeof(float);
t1 = (float*)((unsigned char*)pointers+stride*i) + st1_off/sizeof(float) + 1;
fog = (float*)((unsigned char*)pointers+stride*i) + fog_ext_off/sizeof(float);
//if(*fog == 0.0f) *fog = 1.0f;
if (nbTextureUnits > 2)
{
if (st0_en)
glMultiTexCoord2fARB(GL_TEXTURE1_ARB, *s0 / *q / (float)tex1_width,
ytex(0, *t0 / *q / (float)tex1_height));
if (st1_en)
glMultiTexCoord2fARB(GL_TEXTURE0_ARB, *s1 / *q / (float)tex0_width,
ytex(1, *t1 / *q / (float)tex0_height));
}
else
{
if (st0_en)
glTexCoord2f(*s0 / *q / (float)tex0_width,
ytex(0, *t0 / *q / (float)tex0_height));
}
if (pargb_en)
glColor4f(pargb[2]/255.0f, pargb[1]/255.0f, pargb[0]/255.0f, pargb[3]/255.0f);
if (fog_enabled && fog_coord_support)
{
if(!fog_ext_en || fog_enabled != 2)
glSecondaryColor3f((1.0f / *q) / 255.0f, 0.0f, 0.0f);
else
glSecondaryColor3f((1.0f / *fog) / 255.0f, 0.0f, 0.0f);
}
glVertex4f((*x - (float)widtho) / (float)(width/2) / *q,
-(*y - (float)heighto) / (float)(height/2) / *q, ZCALC(*z, *q), 1.0f / *q);
}
glEnd();
}
FX_ENTRY void FX_CALL
grDrawLine( const void *a, const void *b )
{
float *a_x = (float*)a + xy_off/sizeof(float);
float *a_y = (float*)a + xy_off/sizeof(float) + 1;
float *a_z = (float*)a + z_off/sizeof(float);
float *a_q = (float*)a + q_off/sizeof(float);
unsigned char *a_pargb = (unsigned char*)a + pargb_off;
float *a_s0 = (float*)a + st0_off/sizeof(float);
float *a_t0 = (float*)a + st0_off/sizeof(float) + 1;
float *a_s1 = (float*)a + st1_off/sizeof(float);
float *a_t1 = (float*)a + st1_off/sizeof(float) + 1;
float *a_fog = (float*)a + fog_ext_off/sizeof(float);
float *b_x = (float*)b + xy_off/sizeof(float);
float *b_y = (float*)b + xy_off/sizeof(float) + 1;
float *b_z = (float*)b + z_off/sizeof(float);
float *b_q = (float*)b + q_off/sizeof(float);
unsigned char *b_pargb = (unsigned char*)b + pargb_off;
float *b_s0 = (float*)b + st0_off/sizeof(float);
float *b_t0 = (float*)b + st0_off/sizeof(float) + 1;
float *b_s1 = (float*)b + st1_off/sizeof(float);
float *b_t1 = (float*)b + st1_off/sizeof(float) + 1;
float *b_fog = (float*)b + fog_ext_off/sizeof(float);
LOG("grDrawLine()\r\n");
if(nvidia_viewport_hack && !render_to_texture)
{
glViewport(0, viewport_offset, viewport_width, viewport_height);
nvidia_viewport_hack = 0;
}
reloadTexture();
if(need_to_compile) compile_shader();
glBegin(GL_LINES);
if (nbTextureUnits > 2)
{
if (st0_en)
glMultiTexCoord2fARB(GL_TEXTURE1_ARB, *a_s0 / *a_q / (float)tex1_width, ytex(0, *a_t0 / *a_q / (float)tex1_height));
if (st1_en)
glMultiTexCoord2fARB(GL_TEXTURE0_ARB, *a_s1 / *a_q / (float)tex0_width, ytex(1, *a_t1 / *a_q / (float)tex0_height));
}
else
{
if (st0_en)
glTexCoord2f(*a_s0 / *a_q / (float)tex0_width, ytex(0, *a_t0 / *a_q / (float)tex0_height));
}
if (pargb_en)
glColor4f(a_pargb[2]/255.0f, a_pargb[1]/255.0f, a_pargb[0]/255.0f, a_pargb[3]/255.0f);
if (fog_enabled && fog_coord_support)
{
if(!fog_ext_en || fog_enabled != 2)
glSecondaryColor3f((1.0f / *a_q) / 255.0f, 0.0f, 0.0f);
else
glSecondaryColor3f((1.0f / *a_fog) / 255.0f, 0.0f, 0.0f);
}
glVertex4f((*a_x - (float)widtho) / (float)(width/2) / *a_q,
-(*a_y - (float)heighto) / (float)(height/2) / *a_q, ZCALC(*a_z, *a_q), 1.0f / *a_q);
if (nbTextureUnits > 2)
{
if (st0_en)
glMultiTexCoord2fARB(GL_TEXTURE1_ARB, *b_s0 / *b_q / (float)tex1_width,
ytex(0, *b_t0 / *b_q / (float)tex1_height));
if (st1_en)
glMultiTexCoord2fARB(GL_TEXTURE0_ARB, *b_s1 / *b_q / (float)tex0_width,
ytex(1, *b_t1 / *b_q / (float)tex0_height));
}
else
{
if (st0_en)
glTexCoord2f(*b_s0 / *b_q / (float)tex0_width,
ytex(0, *b_t0 / *b_q / (float)tex0_height));
}
if (pargb_en)
glColor4f(b_pargb[2]/255.0f, b_pargb[1]/255.0f, b_pargb[0]/255.0f, b_pargb[3]/255.0f);
if (fog_enabled && fog_coord_support)
{
if(!fog_ext_en || fog_enabled != 2)
glSecondaryColor3f((1.0f / *b_q) / 255.0f, 0.0f, 0.0f);
else
glSecondaryColor3f((1.0f / *b_fog) / 255.0f, 0.0f, 0.0f);
}
glVertex4f((*b_x - (float)widtho) / (float)(width/2) / *b_q,
-(*b_y - (float)heighto) / (float)(height/2) / *b_q, ZCALC(*b_z, *b_q), 1.0f / *b_q);
glEnd();
}
static void
ff_render(struct glw_root *gr,
const Mtx m,
const struct glw_backend_texture *t0,
const struct glw_backend_texture *t1,
const struct glw_rgb *rgb_mul,
const struct glw_rgb *rgb_off,
float alpha, float blur,
const float *vertices,
int num_vertices,
const uint16_t *indices,
int num_triangles,
int flags)
{
glw_backend_root_t *gbr = &gr->gr_be;
float r,g,b;
switch(gbr->gbr_blendmode) {
case GLW_BLEND_NORMAL:
r = rgb_mul->r;
g = rgb_mul->g;
b = rgb_mul->b;
break;
case GLW_BLEND_ADDITIVE:
r = rgb_mul->r * alpha;
g = rgb_mul->g * alpha;
b = rgb_mul->b * alpha;
break;
default:
return;
}
glLoadMatrixf(glw_mtx_get(m) ?: glw_identitymtx);
glVertexPointer(3, GL_FLOAT, sizeof(float) * VERTEX_SIZE, vertices);
if(flags & GLW_RENDER_COLOR_ATTRIBUTES) {
int i;
glw_vtmp_resize(gr, num_vertices * 4);
for(i = 0; i < num_vertices; i++) {
gr->gr_vtmp_buffer[i * 4 + 0] = vertices[i * VERTEX_SIZE + 4] * r;
gr->gr_vtmp_buffer[i * 4 + 1] = vertices[i * VERTEX_SIZE + 5] * g;
gr->gr_vtmp_buffer[i * 4 + 2] = vertices[i * VERTEX_SIZE + 6] * b;
gr->gr_vtmp_buffer[i * 4 + 3] = vertices[i * VERTEX_SIZE + 7] * alpha;
}
glEnableClientState(GL_COLOR_ARRAY);
glColorPointer(4, GL_FLOAT, 0, gr->gr_vtmp_buffer);
} else {
glColor4f(r, g, b, alpha);
}
if(rgb_off != NULL) {
glEnable(GL_COLOR_SUM);
glSecondaryColor3f(rgb_off->r, rgb_off->g, rgb_off->b);
}
if(t0 == NULL) {
glBindTexture(gbr->gbr_primary_texture_mode, 0);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
} else {
glBindTexture(gbr->gbr_primary_texture_mode, t0->tex);
glTexCoordPointer(2, GL_FLOAT, sizeof(float) * VERTEX_SIZE,
vertices + 8);
}
if(indices != NULL)
glDrawElements(GL_TRIANGLES, 3 * num_triangles,
GL_UNSIGNED_SHORT, indices);
else
glDrawArrays(GL_TRIANGLES, 0, num_vertices);
if(rgb_off != NULL)
glDisable(GL_COLOR_SUM);
if(flags & GLW_RENDER_COLOR_ATTRIBUTES)
glDisableClientState(GL_COLOR_ARRAY);
if(t0 == NULL)
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
}
