New files...

1 files changed, 551 insertions, 0 deletions

diff --git a/src/mesa/main/api_noop.c b/src/mesa/main/api_noop.c
new file mode 100644
index 0000000000..031dde83c6
--- /dev/null
+++ b/src/mesa/main/api_noop.c
@@ -0,0 +1,551 @@
+#include "glheader.h"
+#include "api_noop.h"
+#include "context.h"
+#include "colormac.h"
+#include "light.h"
+#include "macros.h"
+#include "mmath.h"
+#include "mtypes.h"
+
+#ifdef __i386__
+#define COPY_FLOAT(a,b) *(int*)&(a) = *(int*)&(b)
+#else
+#define COPY_FLOAT(a,b) (a) = (b)
+#endif
+
+/* In states where certain vertex components are required for t&l or
+ * rasterization, we still need to keep track of the current values.
+ * These functions provide this service by keeping uptodate the
+ * 'ctx->Current' struct for all data elements not included in the
+ * currently enabled hardware vertex.
+ *
+ */
+void _mesa_noop_EdgeFlag( GLboolean b )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.EdgeFlag = b;
+}
+
+void _mesa_noop_EdgeFlagv( const GLboolean *b )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.EdgeFlag = *b;
+}
+
+void _mesa_noop_FogCoordfEXT( GLfloat a )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.FogCoord = a;
+}
+
+void _mesa_noop_FogCoordfvEXT( const GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.FogCoord = *v;
+}
+
+void _mesa_noop_Indexi( GLint i )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.Index = i;
+}
+
+void _mesa_noop_Indexiv( const GLint *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   ctx->Current.Index = *v;
+}
+
+void _mesa_noop_Normal3f( GLfloat a, GLfloat b, GLfloat c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Normal;
+   COPY_FLOAT(dest[0], a);
+   COPY_FLOAT(dest[1], b);
+   COPY_FLOAT(dest[2], c);
+}
+
+void _mesa_noop_Normal3fv( const GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Normal;
+   COPY_FLOAT(dest[0], v[0]);
+   COPY_FLOAT(dest[1], v[1]);
+   COPY_FLOAT(dest[2], v[2]);
+}
+
+void _mesa_noop_Materialfv(  GLenum face, GLenum pname, const GLfloat *params )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   struct gl_material mat[2];
+   GLuint bitmask = gl_material_bitmask( ctx, face, pname, ~0, 
+					 "_mesa_noop_Materialfv" );
+   if (bitmask == 0)
+      return;
+
+   if (bitmask & FRONT_AMBIENT_BIT) {
+      COPY_4FV( mat[0].Ambient, params );
+   }
+   if (bitmask & BACK_AMBIENT_BIT) {
+      COPY_4FV( mat[1].Ambient, params );
+   }
+   if (bitmask & FRONT_DIFFUSE_BIT) {
+      COPY_4FV( mat[0].Diffuse, params );
+   }
+   if (bitmask & BACK_DIFFUSE_BIT) {
+      COPY_4FV( mat[1].Diffuse, params );
+   }
+   if (bitmask & FRONT_SPECULAR_BIT) {
+      COPY_4FV( mat[0].Specular, params );
+   }
+   if (bitmask & BACK_SPECULAR_BIT) {
+      COPY_4FV( mat[1].Specular, params );
+   }
+   if (bitmask & FRONT_EMISSION_BIT) {
+      COPY_4FV( mat[0].Emission, params );
+   }
+   if (bitmask & BACK_EMISSION_BIT) {
+      COPY_4FV( mat[1].Emission, params );
+   }
+   if (bitmask & FRONT_SHININESS_BIT) {
+      GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F );
+      mat[0].Shininess = shininess;
+   }
+   if (bitmask & BACK_SHININESS_BIT) {
+      GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F );
+      mat[1].Shininess = shininess;
+   }
+   if (bitmask & FRONT_INDEXES_BIT) {
+      mat[0].AmbientIndex = params[0];
+      mat[0].DiffuseIndex = params[1];
+      mat[0].SpecularIndex = params[2];
+   }
+   if (bitmask & BACK_INDEXES_BIT) {
+      mat[1].AmbientIndex = params[0];
+      mat[1].DiffuseIndex = params[1];
+      mat[1].SpecularIndex = params[2];
+   }
+
+   gl_update_material( ctx, mat, bitmask );
+}
+
+void _mesa_noop_Color4ub( GLubyte a, GLubyte b, GLubyte c, GLubyte d )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   color[0] = a;
+   color[1] = b;
+   color[2] = c;
+   color[3] = d;
+}
+
+void _mesa_noop_Color4ubv( const GLubyte *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   COPY_4UBV( color, v );
+}
+
+void _mesa_noop_Color4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[3], d);
+}
+
+void _mesa_noop_Color4fv( const GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   FLOAT_RGBA_TO_CHAN_RGBA( color, v );
+}
+
+void _mesa_noop_Color3ub( GLubyte a, GLubyte b, GLubyte c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   color[0] = a;
+   color[1] = b;
+   color[2] = c;
+   color[3] = 255;
+}
+
+void _mesa_noop_Color3ubv( const GLubyte *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   color[0] = v[0];
+   color[1] = v[1];
+   color[2] = v[2];
+   color[3] = 255;
+}
+
+void _mesa_noop_Color3f( GLfloat a, GLfloat b, GLfloat c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
+   color[3] = 255;
+}
+
+void _mesa_noop_Color3fv( const GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.Color;
+   FLOAT_RGB_TO_CHAN_RGB( color, v );
+   color[3] = 255;
+}
+
+void _mesa_noop_MultiTexCoord1fARB( GLenum target, GLfloat a )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], a);
+      dest[1] = 0;
+      dest[2] = 0;
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord1fvARB( GLenum target, GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], v[0]);
+      dest[1] = 0;
+      dest[2] = 0;
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord2fARB( GLenum target, GLfloat a, GLfloat b )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], a);
+      COPY_FLOAT(dest[1], b);
+      dest[2] = 0;	
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord2fvARB( GLenum target, GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], v[0]);
+      COPY_FLOAT(dest[1], v[1]);
+      dest[2] = 0;	
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord3fARB( GLenum target, GLfloat a, GLfloat b, GLfloat c)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], a);
+      COPY_FLOAT(dest[1], b);
+      COPY_FLOAT(dest[2], c);
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord3fvARB( GLenum target, GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], v[0]);
+      COPY_FLOAT(dest[1], v[1]);
+      COPY_FLOAT(dest[2], v[2]);
+      dest[3] = 1;
+   }
+}
+
+void _mesa_noop_MultiTexCoord4fARB( GLenum target, GLfloat a, GLfloat b,
+			      GLfloat c, GLfloat d )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], a);
+      COPY_FLOAT(dest[1], b);
+      COPY_FLOAT(dest[2], c);
+      dest[3] = d;
+   }
+}
+
+void _mesa_noop_MultiTexCoord4fvARB( GLenum target, GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLuint unit = target - GL_TEXTURE0_ARB;
+
+   /* unit is unsigned -- cannot be less than zero.
+    */
+   if (unit < MAX_TEXTURE_UNITS)
+   {
+      GLfloat *dest = ctx->Current.Texcoord[unit];
+      COPY_FLOAT(dest[0], v[0]);
+      COPY_FLOAT(dest[1], v[1]);
+      COPY_FLOAT(dest[2], v[2]);
+      COPY_FLOAT(dest[3], v[3]);
+   }
+}
+
+void _mesa_noop_SecondaryColor3ubEXT( GLubyte a, GLubyte b, GLubyte c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.SecondaryColor;
+   color[0] = a;
+   color[1] = b;
+   color[2] = c;
+   color[3] = 255;
+}
+
+void _mesa_noop_SecondaryColor3ubvEXT( const GLubyte *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.SecondaryColor;
+   color[0] = v[0];
+   color[1] = v[1];
+   color[2] = v[2];
+   color[3] = 255;
+}
+
+void _mesa_noop_SecondaryColor3fEXT( GLfloat a, GLfloat b, GLfloat c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.SecondaryColor;
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[0], a);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[1], b);
+   FLOAT_COLOR_TO_UBYTE_COLOR(color[2], c);
+   color[3] = 255;
+}
+
+void _mesa_noop_SecondaryColor3fvEXT( const GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLubyte *color = ctx->Current.SecondaryColor;
+   FLOAT_RGB_TO_CHAN_RGB( color, v );
+   color[3] = 255;
+}
+
+void _mesa_noop_TexCoord1f( GLfloat a )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], a);
+   dest[1] = 0;
+   dest[2] = 0;	
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord1fv( GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], v[0]);
+   dest[1] = 0;
+   dest[2] = 0;	
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord2f( GLfloat a, GLfloat b )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], a);
+   COPY_FLOAT(dest[1], b);
+   dest[2] = 0;	
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord2fv( GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], v[0]);
+   COPY_FLOAT(dest[1], v[1]);
+   dest[2] = 0;	
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord3f( GLfloat a, GLfloat b, GLfloat c )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], a);
+   COPY_FLOAT(dest[1], b);
+   COPY_FLOAT(dest[2], c);
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord3fv( GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], v[0]);
+   COPY_FLOAT(dest[1], v[1]);
+   COPY_FLOAT(dest[2], v[2]);
+   dest[3] = 1;
+}
+
+void _mesa_noop_TexCoord4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], a);
+   COPY_FLOAT(dest[1], b);
+   COPY_FLOAT(dest[2], c);
+   COPY_FLOAT(dest[3], d);
+}
+
+void _mesa_noop_TexCoord4fv( GLfloat *v )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLfloat *dest = ctx->Current.Texcoord[0];
+   COPY_FLOAT(dest[0], v[0]);
+   COPY_FLOAT(dest[1], v[1]);
+   COPY_FLOAT(dest[2], v[2]);
+   COPY_FLOAT(dest[3], v[3]);
+}
+
+/* Execute a glRectf() function.  This is not suitable for GL_COMPILE
+ * modes (as the test for outside begin/end is not compiled),
+ * but may be useful for drivers in circumstances which exclude
+ * display list interactions. 
+ *
+ * (None of the functions in this file are suitable for GL_COMPILE 
+ * modes).
+ */
+void _mesa_noop_Rectf( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 )
+{
+   {
+      GET_CURRENT_CONTEXT(ctx);
+      ASSERT_OUTSIDE_BEGIN_END(ctx, "_mesa_noop_Rectf"); 
+   }
+   
+   glBegin( GL_QUADS );
+   glVertex2f( x1, y1 );
+   glVertex2f( x2, y1 );
+   glVertex2f( x2, y2 );
+   glVertex2f( x1, y2 );
+   glEnd();
+}
+
+
+#if 0
+
+/* Some very basic support for arrays.  Drivers without explicit array
+ * support can hook these in, but it may be more efficient to fall
+ * back to swtnl.  Particularly if the driver is implementing a
+ * software fastpath rather than driving a hardware t&l unit.  
+ */
+
+/* A codegen implementation of this which hardwires the multiplies and
+ * inlines the called functions would fly:
+ */
+void _mesa_noop_ArrayElement( GLint elt )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   int i;
+   for (i = 0 ; i < ctx->Array._nr_enabled ; i++) {
+      struct gl_client_array *a = ctx->Array._enabled[i];
+      a->_EltFunc( a->Data + elt * a->StrideB );
+   }
+}
+
+void _mesa_noop_DrawArrays(GLenum mode, GLint start, GLsizei count)
+{
+   GLint i;
+   for (i = start ; i <= count ; i++)
+      glArrayElement( i );
+}
+
+
+void _mesa_noop_DrawElements(GLenum mode, GLsizei count, GLenum type, 
+			     const GLvoid *indices)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   GLint i;
+
+   if (count <= 0) {
+      if (count < 0) {
+	 gl_error( ctx, GL_INVALID_VALUE, "glDrawElements(count)" );
+      }
+      return;
+   }
+
+   switch (type) {
+   case GL_UNSIGNED_BYTE:
+      for (i = 0 ; i < count ; i++)
+	 glArrayElement( ((GLubyte *)indices)[i] );
+      break;
+   case GL_UNSIGNED_SHORT:
+      for (i = 0 ; i < count ; i++)
+	 glArrayElement( ((GLushort *)indices)[i] );
+      break;
+   case GL_UNSIGNED_INT:
+      for (i = 0 ; i < count ; i++)
+	 glArrayElement( ((GLuint *)indices)[i] );
+      break;
+   default:
+      gl_error( ctx, GL_INVALID_ENUM, "glDrawElements(type)" );
+      break;
+   }
+}
+
+void _mesa_noop_DrawRangeElements(GLenum mode, GLuint start,
+				  GLuint end, GLsizei count,
+				  GLenum type, const GLvoid *indices)
+{
+   glDrawElements( mode, count, type, indices );
+}
+
+#endif