aboutsummaryrefslogtreecommitdiffstats
path: root/src/mesa/program/prog_statevars.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/program/prog_statevars.c')
-rw-r--r--src/mesa/program/prog_statevars.c91
1 files changed, 0 insertions, 91 deletions
diff --git a/src/mesa/program/prog_statevars.c b/src/mesa/program/prog_statevars.c
index f9c6677b19b..5a350798c3d 100644
--- a/src/mesa/program/prog_statevars.c
+++ b/src/mesa/program/prog_statevars.c
@@ -1074,94 +1074,3 @@ _mesa_load_state_parameters(struct gl_context *ctx,
}
}
}
-
-
-/**
- * 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);
- }
- }
-}