mesa: support boolean and integer-based parameters in prog_parameter

The functionality is not used by anything yet, and the glUniform functions will
need to be reworked before this can reach its full usefulness.  It is
nonetheless a step towards integer support in the state tracker and classic drivers.

3 files changed, 13 insertions, 12 deletions

diff --git a/src/mesa/main/ff_fragment_shader.cpp b/src/mesa/main/ff_fragment_shader.cpp
index 0b53c28f7ae..2ccbaf8f8c3 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -875,7 +875,8 @@ static struct ureg register_const4f( struct texenv_fragment_program *p,
    values[1] = s1;
    values[2] = s2;
    values[3] = s3;
-   idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4,
+   idx = _mesa_add_unnamed_constant( p->program->Base.Parameters,
+                                     (gl_constant_value *) values, 4,
                                      &swizzle );
    r = make_ureg(PROGRAM_CONSTANT, idx);
    r.swz = swizzle;
diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index b8e49a3757f..2d2485c9e06 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -455,13 +455,13 @@ static struct ureg register_const4f( struct tnl_program *p,
 			      GLfloat s2,
 			      GLfloat s3)
 {
-   GLfloat values[4];
+   gl_constant_value values[4];
    GLint idx;
    GLuint swizzle;
-   values[0] = s0;
-   values[1] = s1;
-   values[2] = s2;
-   values[3] = s3;
+   values[0].f = s0;
+   values[1].f = s1;
+   values[2].f = s2;
+   values[3].f = s3;
    idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4,
                                      &swizzle );
    ASSERT(swizzle == SWIZZLE_NOOP);
diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c
index 1c4fd82baac..07d46c6404f 100644
--- a/src/mesa/main/uniforms.c
+++ b/src/mesa/main/uniforms.c
@@ -429,7 +429,7 @@ get_uniform(struct gl_context *ctx, GLuint program, GLint location,
             for (i = 0; i < rows; i++) {
                const int base = paramPos + offset + i;
                for (j = 0; j < cols; j++ ) {
-                  params[k++] = prog->Parameters->ParameterValues[base][j];
+                  params[k++] = prog->Parameters->ParameterValues[base][j].f;
                }
             }
          }
@@ -442,7 +442,7 @@ get_uniform(struct gl_context *ctx, GLuint program, GLint location,
                const int base = paramPos + offset + i;
                for (j = 0; j < cols; j++ ) {
                   params[k++] = (GLdouble)
-                     prog->Parameters->ParameterValues[base][j];
+                     prog->Parameters->ParameterValues[base][j].f;
                }
             }
          }
@@ -455,7 +455,7 @@ get_uniform(struct gl_context *ctx, GLuint program, GLint location,
                const int base = paramPos + offset + i;
                for (j = 0; j < cols; j++ ) {
                   params[k++] = (GLint)
-                     prog->Parameters->ParameterValues[base][j];
+                     prog->Parameters->ParameterValues[base][j].f;
                }
             }
          }
@@ -468,7 +468,7 @@ get_uniform(struct gl_context *ctx, GLuint program, GLint location,
                const int base = paramPos + offset + i;
                for (j = 0; j < cols; j++ ) {
                   params[k++] = (GLuint)
-                     prog->Parameters->ParameterValues[base][j];
+                     prog->Parameters->ParameterValues[base][j].f;
                }
             }
          }
@@ -670,7 +670,7 @@ set_program_uniform(struct gl_context *ctx, struct gl_program *program,
       /* loop over number of samplers to change */
       for (i = 0; i < count; i++) {
          GLuint sampler = (GLuint)
-            program->Parameters->ParameterValues[index + offset + i][0];
+            program->Parameters->ParameterValues[index+offset + i][0].f;
          GLuint texUnit = ((GLuint *) values)[i];
 
          /* check that the sampler (tex unit index) is legal */
@@ -936,7 +936,7 @@ set_program_uniform_matrix(struct gl_context *ctx, struct gl_program *program,
             /* Ignore writes beyond the end of (the used part of) an array */
             return;
          }
-         v = program->Parameters->ParameterValues[index + offset];
+         v = (GLfloat *) program->Parameters->ParameterValues[index + offset];
          for (row = 0; row < rows; row++) {
             if (transpose) {
                v[row] = values[src + row * cols + col];