-
-/**
- * Why does ATI_envmap_bumpmap require new entrypoints? Should just
- * reuse TexEnv ones...
- */
-void GLAPIENTRY
-_mesa_TexBumpParameterivATI( GLenum pname, const GLint *param )
-{
- GLfloat p[4];
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (!ctx->Extensions.ATI_envmap_bumpmap) {
- /* This isn't an "official" error case, but let's tell the user
- * that something's wrong.
- */
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexBumpParameterivATI");
- return;
- }
-
- if (pname == GL_BUMP_ROT_MATRIX_ATI) {
- /* hope that conversion is correct here */
- p[0] = INT_TO_FLOAT( param[0] );
- p[1] = INT_TO_FLOAT( param[1] );
- p[2] = INT_TO_FLOAT( param[2] );
- p[3] = INT_TO_FLOAT( param[3] );
- }
- else {
- p[0] = (GLfloat) param[0];
- p[1] = p[2] = p[3] = 0.0F; /* init to zero, just to be safe */
- }
- _mesa_TexBumpParameterfvATI( pname, p );
-}
-
-
-void GLAPIENTRY
-_mesa_TexBumpParameterfvATI( GLenum pname, const GLfloat *param )
-{
- struct gl_texture_unit *texUnit;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (!ctx->Extensions.ATI_envmap_bumpmap) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexBumpParameterfvATI");
- return;
- }
-
- texUnit = _mesa_get_current_tex_unit(ctx);
-
- if (pname == GL_BUMP_ROT_MATRIX_ATI) {
- if (TEST_EQ_4V(param, texUnit->RotMatrix))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->RotMatrix, param);
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexBumpParameter(pname)" );
- return;
- }
- /* Drivers might want to know about this, instead of dedicated function
- just shove it into TexEnv where it really belongs anyway */
- if (ctx->Driver.TexEnv) {
- (*ctx->Driver.TexEnv)( ctx, 0, pname, param );
- }
-}
-
-
-void GLAPIENTRY
-_mesa_GetTexBumpParameterivATI( GLenum pname, GLint *param )
-{
- const struct gl_texture_unit *texUnit;
- GLuint i;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (!ctx->Extensions.ATI_envmap_bumpmap) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexBumpParameterivATI");
- return;
- }
-
- texUnit = _mesa_get_current_tex_unit(ctx);
-
- if (pname == GL_BUMP_ROT_MATRIX_SIZE_ATI) {
- /* spec leaves open to support larger matrices.
- Don't think anyone would ever want to use it
- (and apps almost certainly would not understand it and
- thus fail to submit matrices correctly) so hardcode this. */
- *param = 4;
- }
- else if (pname == GL_BUMP_ROT_MATRIX_ATI) {
- /* hope that conversion is correct here */
- param[0] = FLOAT_TO_INT(texUnit->RotMatrix[0]);
- param[1] = FLOAT_TO_INT(texUnit->RotMatrix[1]);
- param[2] = FLOAT_TO_INT(texUnit->RotMatrix[2]);
- param[3] = FLOAT_TO_INT(texUnit->RotMatrix[3]);
- }
- else if (pname == GL_BUMP_NUM_TEX_UNITS_ATI) {
- GLint count = 0;
- for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
- if (ctx->Const.SupportedBumpUnits & (1 << i)) {
- count++;
- }
- }
- *param = count;
- }
- else if (pname == GL_BUMP_TEX_UNITS_ATI) {
- for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
- if (ctx->Const.SupportedBumpUnits & (1 << i)) {
- *param++ = i + GL_TEXTURE0;
- }
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexBumpParameter(pname)" );
- return;
- }
-}
-
-
-void GLAPIENTRY
-_mesa_GetTexBumpParameterfvATI( GLenum pname, GLfloat *param )
-{
- const struct gl_texture_unit *texUnit;
- GLuint i;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (!ctx->Extensions.ATI_envmap_bumpmap) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexBumpParameterfvATI");
- return;
- }
-
- texUnit = _mesa_get_current_tex_unit(ctx);
-
- if (pname == GL_BUMP_ROT_MATRIX_SIZE_ATI) {
- /* spec leaves open to support larger matrices.
- Don't think anyone would ever want to use it
- (and apps might not understand it) so hardcode this. */
- *param = 4.0F;
- }
- else if (pname == GL_BUMP_ROT_MATRIX_ATI) {
- param[0] = texUnit->RotMatrix[0];
- param[1] = texUnit->RotMatrix[1];
- param[2] = texUnit->RotMatrix[2];
- param[3] = texUnit->RotMatrix[3];
- }
- else if (pname == GL_BUMP_NUM_TEX_UNITS_ATI) {
- GLint count = 0;
- for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
- if (ctx->Const.SupportedBumpUnits & (1 << i)) {
- count++;
- }
- }
- *param = (GLfloat) count;
- }
- else if (pname == GL_BUMP_TEX_UNITS_ATI) {
- for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
- if (ctx->Const.SupportedBumpUnits & (1 << i)) {
- *param++ = (GLfloat) (i + GL_TEXTURE0);
- }
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexBumpParameter(pname)" );
- return;
- }
-}