1 files changed, 145 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_shader.c b/src/mesa/drivers/dri/r300/r300_shader.c
new file mode 100644
index 0000000000..9c24166ec5
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/r300_shader.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright 2009 Maciej Cencora <m.cencora@gmail.com>
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "main/glheader.h"
+
+#include "shader/program.h"
+#include "tnl/tnl.h"
+#include "r300_context.h"
+#include "r300_fragprog_common.h"
+
+static void freeFragProgCache(GLcontext *ctx, struct r300_fragment_program_cont *cache)
+{
+	struct r300_fragment_program *tmp, *fp = cache->progs;
+
+	while (fp) {
+		tmp = fp->next;
+		rc_constants_destroy(&fp->code.constants);
+		free(fp);
+		fp = tmp;
+	}
+}
+
+static void freeVertProgCache(GLcontext *ctx, struct r300_vertex_program_cont *cache)
+{
+	struct r300_vertex_program *tmp, *vp = cache->progs;
+
+	while (vp) {
+		tmp = vp->next;
+		rc_constants_destroy(&vp->code.constants);
+		_mesa_reference_vertprog(ctx, &vp->Base, NULL);
+		free(vp);
+		vp = tmp;
+	}
+}
+
+static struct gl_program *r300NewProgram(GLcontext * ctx, GLenum target,
+					 GLuint id)
+{
+	struct r300_vertex_program_cont *vp;
+	struct r300_fragment_program_cont *fp;
+
+	switch (target) {
+	case GL_VERTEX_STATE_PROGRAM_NV:
+	case GL_VERTEX_PROGRAM_ARB:
+		vp = CALLOC_STRUCT(r300_vertex_program_cont);
+		return _mesa_init_vertex_program(ctx, &vp->mesa_program, target, id);
+
+	case GL_FRAGMENT_PROGRAM_NV:
+	case GL_FRAGMENT_PROGRAM_ARB:
+		fp = CALLOC_STRUCT(r300_fragment_program_cont);
+		return _mesa_init_fragment_program(ctx, &fp->Base, target, id);
+
+	default:
+		_mesa_problem(ctx, "Bad target in r300NewProgram");
+	}
+
+	return NULL;
+}
+
+static void r300DeleteProgram(GLcontext * ctx, struct gl_program *prog)
+{
+	struct r300_vertex_program_cont *vp = (struct r300_vertex_program_cont *)prog;
+	struct r300_fragment_program_cont *fp = (struct r300_fragment_program_cont *)prog;
+
+	switch (prog->Target) {
+		case GL_VERTEX_PROGRAM_ARB:
+			freeVertProgCache(ctx, vp);
+			break;
+		case GL_FRAGMENT_PROGRAM_ARB:
+			freeFragProgCache(ctx, fp);
+			break;
+	}
+
+	_mesa_delete_program(ctx, prog);
+}
+
+static GLboolean
+r300ProgramStringNotify(GLcontext * ctx, GLenum target, struct gl_program *prog)
+{
+	struct r300_vertex_program_cont *vp = (struct r300_vertex_program_cont *)prog;
+	struct r300_fragment_program_cont *fp = (struct r300_fragment_program_cont *)prog;
+
+	switch (target) {
+	case GL_VERTEX_PROGRAM_ARB:
+		freeVertProgCache(ctx, vp);
+		vp->progs = NULL;
+		break;
+	case GL_FRAGMENT_PROGRAM_ARB:
+		freeFragProgCache(ctx, fp);
+		fp->progs = NULL;
+		break;
+	}
+
+	/* need this for tcl fallbacks */
+	(void) _tnl_program_string(ctx, target, prog);
+
+	/* XXX check if program is legal, within limits */
+	return GL_TRUE;
+}
+
+static GLboolean
+r300IsProgramNative(GLcontext * ctx, GLenum target, struct gl_program *prog)
+{
+	if (target == GL_FRAGMENT_PROGRAM_ARB) {
+		struct r300_fragment_program *fp = r300SelectAndTranslateFragmentShader(ctx);
+
+		return !fp->error;
+	} else {
+		struct r300_vertex_program *vp = r300SelectAndTranslateVertexShader(ctx);
+
+		return !vp->error;
+	}
+}
+
+void r300InitShaderFuncs(struct dd_function_table *functions)
+{
+	functions->NewProgram = r300NewProgram;
+	functions->DeleteProgram = r300DeleteProgram;
+	functions->ProgramStringNotify = r300ProgramStringNotify;
+	functions->IsProgramNative = r300IsProgramNative;
+}