From 114152e068ec919feb0a57a1259c2ada970b9f02 Mon Sep 17 00:00:00 2001
From: Roland Scheidegger <sroland@vmware.com>
Date: Thu, 12 Mar 2009 15:01:16 +0100
Subject: mesa: add support for ATI_envmap_bumpmap

add new entrypoints, new texture format, etc
translate in texenvprogram.c for drivers using the mesa-generated tex env
fragment program
also handled in swrast, but not tested (cannot work due to negative texel
results not handled correctly)
---
 src/mesa/main/dlist.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

(limited to 'src/mesa/main/dlist.c')

diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index d4bd56be83a..ebcef0268a4 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -320,6 +320,8 @@ typedef enum
    /* GL_ARB_draw_buffers */
    OPCODE_DRAW_BUFFERS_ARB,
    /* GL_ATI_fragment_shader */
+   OPCODE_TEX_BUMP_PARAMETER_ATI,
+   /* GL_ATI_fragment_shader */
    OPCODE_BIND_FRAGMENT_SHADER_ATI,
    OPCODE_SET_FRAGMENT_SHADER_CONSTANTS_ATI,
    /* OpenGL 2.0 */
@@ -4803,6 +4805,36 @@ save_DrawBuffersARB(GLsizei count, const GLenum * buffers)
    }
 }
 
+static void GLAPIENTRY
+save_TexBumpParameterfvATI(GLenum pname, const GLfloat *param)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   Node *n;
+
+   n = ALLOC_INSTRUCTION(ctx, OPCODE_TEX_BUMP_PARAMETER_ATI, 5);
+   if (n) {
+      n[1].ui = pname;
+      n[2].f = param[0];
+      n[3].f = param[1];
+      n[4].f = param[2];
+      n[5].f = param[3];
+   }
+   if (ctx->ExecuteFlag) {
+      CALL_TexBumpParameterfvATI(ctx->Exec, (pname, param));
+   }
+}
+
+static void GLAPIENTRY
+save_TexBumpParameterivATI(GLenum pname, const GLint *param)
+{
+   GLfloat p[4];
+   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]);
+   save_TexBumpParameterfvATI(pname, p);
+}
+
 #if FEATURE_ATI_fragment_shader
 static void GLAPIENTRY
 save_BindFragmentShaderATI(GLuint id)
@@ -6505,6 +6537,16 @@ execute_list(GLcontext *ctx, GLuint list)
                                                 n[9].i, n[10].e));
 	    break;
 #endif
+         case OPCODE_TEX_BUMP_PARAMETER_ATI:
+            {
+               GLfloat values[4];
+               GLuint i, pname = n[1].ui;
+
+               for (i = 0; i < 4; i++)
+                  values[i] = n[1 + i].f;
+               CALL_TexBumpParameterfvATI(ctx->Exec, (pname, values));
+            }
+            break;
 #if FEATURE_ATI_fragment_shader
          case OPCODE_BIND_FRAGMENT_SHADER_ATI:
             CALL_BindFragmentShaderATI(ctx->Exec, (n[1].i));
@@ -8043,6 +8085,10 @@ _mesa_init_dlist_table(struct _glapi_table *table)
    SET_VertexAttribPointerNV(table, _mesa_VertexAttribPointerNV);
 #endif
 
+   /* 244. GL_ATI_envmap_bumpmap */
+   SET_TexBumpParameterivATI(table, save_TexBumpParameterivATI);
+   SET_TexBumpParameterfvATI(table, save_TexBumpParameterfvATI);
+
    /* 245. GL_ATI_fragment_shader */
 #if FEATURE_ATI_fragment_shader
    SET_BindFragmentShaderATI(table, save_BindFragmentShaderATI);
-- 
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