mesa: Move drawtex functionality to main/

1 files changed, 148 insertions, 0 deletions

diff --git a/src/mesa/main/drawtex.c b/src/mesa/main/drawtex.c
new file mode 100644
index 00000000000..d24ca4ca5bb
--- /dev/null
+++ b/src/mesa/main/drawtex.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2009 Chia-I Wu <[email protected]>
+ *
+ * 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 AUTHORS OR COPYRIGHT HOLDERS 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/drawtex.h"
+#include "main/state.h"
+#include "main/imports.h"
+
+#include "main/dispatch.h"
+
+
+#if FEATURE_OES_draw_texture
+
+
+static void
+draw_texture(GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z,
+             GLfloat width, GLfloat height)
+{
+   if (!ctx->Extensions.OES_draw_texture) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "glDrawTex(unsupported)");
+      return;
+   }
+   if (width <= 0.0f || height <= 0.0f) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTex(width or height <= 0)");
+      return;
+   }
+
+   if (ctx->NewState)
+      _mesa_update_state(ctx);
+
+   ASSERT(ctx->Driver.DrawTex);
+   ctx->Driver.DrawTex(ctx, x, y, z, width, height);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexf(GLfloat x, GLfloat y, GLfloat z, GLfloat width, GLfloat height)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, x, y, z, width, height);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexfv(const GLfloat *coords)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, coords[0], coords[1], coords[2], coords[3], coords[4]);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexi(GLint x, GLint y, GLint z, GLint width, GLint height)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, (GLfloat) x, (GLfloat) y, (GLfloat) z,
+                (GLfloat) width, (GLfloat) height);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexiv(const GLint *coords)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, (GLfloat) coords[0], (GLfloat) coords[1],
+                (GLfloat) coords[2], (GLfloat) coords[3], (GLfloat) coords[4]);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexs(GLshort x, GLshort y, GLshort z, GLshort width, GLshort height)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, (GLfloat) x, (GLfloat) y, (GLfloat) z,
+                (GLfloat) width, (GLfloat) height);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexsv(const GLshort *coords)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx, (GLfloat) coords[0], (GLfloat) coords[1],
+                (GLfloat) coords[2], (GLfloat) coords[3], (GLfloat) coords[4]);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexx(GLfixed x, GLfixed y, GLfixed z, GLfixed width, GLfixed height)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx,
+                (GLfloat) x / 65536.0f,
+                (GLfloat) y / 65536.0f,
+                (GLfloat) z / 65536.0f,
+                (GLfloat) width / 65536.0f,
+                (GLfloat) height / 65536.0f);
+}
+
+
+void GLAPIENTRY
+_mesa_DrawTexxv(const GLfixed *coords)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   draw_texture(ctx,
+                (GLfloat) coords[0] / 65536.0f,
+                (GLfloat) coords[1] / 65536.0f,
+                (GLfloat) coords[2] / 65536.0f,
+                (GLfloat) coords[3] / 65536.0f,
+                (GLfloat) coords[4] / 65536.0f);
+}
+
+
+void
+_mesa_init_drawtex_dispatch(struct _glapi_table *disp)
+{
+   SET_DrawTexfOES(disp, _mesa_DrawTexf);
+   SET_DrawTexfvOES(disp, _mesa_DrawTexfv);
+   SET_DrawTexiOES(disp, _mesa_DrawTexi);
+   SET_DrawTexivOES(disp, _mesa_DrawTexiv);
+   SET_DrawTexsOES(disp, _mesa_DrawTexs);
+   SET_DrawTexsvOES(disp, _mesa_DrawTexsv);
+   SET_DrawTexxOES(disp, _mesa_DrawTexx);
+   SET_DrawTexxvOES(disp, _mesa_DrawTexxv);
+}
+
+
+#endif /* FEATURE_OES_draw_texture */