Merge commit 'origin/gallium-0.1' into gallium-0.2

This commit is contained in:
Brian Paul 2008-12-10 18:11:31 -07:00
commit 0c31661e73
11 changed files with 446 additions and 16 deletions

View file

@ -77,6 +77,7 @@ SOURCES = \
quadstrip-flat.c \
quadstrip.c \
tri-alpha.c \
tri-array-interleaved.c \
tri-blend-color.c \
tri-blend-max.c \
tri-blend-min.c \
@ -102,6 +103,7 @@ SOURCES = \
tri-repeat.c \
tri-scissor-tri.c \
tri-stencil.c \
tri-stipple.c \
tri-tex.c \
tri-tex-3d.c \
tri-tri.c \

View file

@ -0,0 +1,119 @@
/* Test rebasing */
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/glut.h>
struct {
GLubyte color[4];
GLfloat vert[3];
} verts[] = {
{ { 0x00, 0x00, 0xff, 0x00 },
{ 0.9, -0.9, 0.0 } },
{ { 0x00, 0xff, 0x00, 0x00 },
{ 0.9, 0.9, 0.0 } },
{ { 0xff, 0x00, 0x00, 0x00 },
{ -0.9, 0.9, 0.0 } },
{ { 0xff, 0xff, 0xff, 0x00 },
{ -0.9, -0.9, 0.0 } },
};
GLuint indices[] = { 1, 2, 3 };
static void Init( void )
{
GLint errno;
GLuint prognum;
static const char *prog1 =
"!!ARBvp1.0\n"
"MOV result.color, vertex.color;\n"
"MOV result.position, vertex.position;\n"
"END\n";
glGenProgramsARB(1, &prognum);
glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
strlen(prog1), (const GLubyte *) prog1);
assert(glIsProgramARB(prognum));
errno = glGetError();
printf("glGetError = %d\n", errno);
if (errno != GL_NO_ERROR)
{
GLint errorpos;
glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
printf("errorpos: %d\n", errorpos);
printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
}
glInterleavedArrays( GL_C4UB_V3F, sizeof(verts[0]), verts );
}
static void Display( void )
{
glClearColor(0.3, 0.3, 0.3, 1);
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable(GL_VERTEX_PROGRAM_NV);
/* Should have min_index == 1, maybe force a rebase:
*/
glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices );
glFlush();
}
static void Reshape( int width, int height )
{
glViewport( 0, 0, width, height );
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
/*glTranslatef( 0.0, 0.0, -15.0 );*/
}
static void Key( unsigned char key, int x, int y )
{
(void) x;
(void) y;
switch (key) {
case 27:
exit(0);
break;
}
glutPostRedisplay();
}
int main( int argc, char *argv[] )
{
glutInit( &argc, argv );
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 250, 250 );
glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
Init();
glutMainLoop();
return 0;
}

151
progs/trivial/tri-stipple.c Normal file
View file

@ -0,0 +1,151 @@
/*
* Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that (i) the above copyright notices and this permission notice appear in
* all copies of the software and related documentation, and (ii) the name of
* Silicon Graphics may not be used in any advertising or
* publicity relating to the software without the specific, prior written
* permission of Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF
* ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR
* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <GL/glut.h>
#define CI_OFFSET_1 16
#define CI_OFFSET_2 32
static GLubyte fly[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x03, 0x80, 0x01, 0xC0, 0x06, 0xC0, 0x03, 0x60, 0x04, 0x60, 0x06, 0x20,
0x04, 0x30, 0x0C, 0x20, 0x04, 0x18, 0x18, 0x20, 0x04, 0x0C, 0x30, 0x20,
0x04, 0x06, 0x60, 0x20, 0x44, 0x03, 0xC0, 0x22, 0x44, 0x01, 0x80, 0x22,
0x44, 0x01, 0x80, 0x22, 0x44, 0x01, 0x80, 0x22, 0x44, 0x01, 0x80, 0x22,
0x44, 0x01, 0x80, 0x22, 0x44, 0x01, 0x80, 0x22, 0x66, 0x01, 0x80, 0x66,
0x33, 0x01, 0x80, 0xCC, 0x19, 0x81, 0x81, 0x98, 0x0C, 0xC1, 0x83, 0x30,
0x07, 0xe1, 0x87, 0xe0, 0x03, 0x3f, 0xfc, 0xc0, 0x03, 0x31, 0x8c, 0xc0,
0x03, 0x33, 0xcc, 0xc0, 0x06, 0x64, 0x26, 0x60, 0x0c, 0xcc, 0x33, 0x30,
0x18, 0xcc, 0x33, 0x18, 0x10, 0xc4, 0x23, 0x08, 0x10, 0x63, 0xC6, 0x08,
0x10, 0x30, 0x0c, 0x08, 0x10, 0x18, 0x18, 0x08, 0x10, 0x00, 0x00, 0x08};
GLenum doubleBuffer;
static void Init(void)
{
fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
glEnable (GL_POLYGON_STIPPLE);
glPolygonStipple (fly);
glClearColor(0.0, 0.0, 1.0, 0.0);
}
static void Reshape(int width, int height)
{
glViewport(0, 0, (GLint)width, (GLint)height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
glMatrixMode(GL_MODELVIEW);
}
static void Key(unsigned char key, int x, int y)
{
switch (key) {
case 27:
exit(1);
default:
return;
}
glutPostRedisplay();
}
static void Draw(void)
{
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_TRIANGLES);
glColor3f(0,0,.7);
glVertex3f( 0.9, -0.9, -0.0);
glColor3f(.8,0,0);
glVertex3f( 0.9, 0.9, -0.0);
glColor3f(0,.9,0);
glVertex3f(-0.9, 0.0, -0.0);
glEnd();
glFlush();
if (doubleBuffer) {
glutSwapBuffers();
}
}
static GLenum Args(int argc, char **argv)
{
GLint i;
doubleBuffer = GL_FALSE;
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-sb") == 0) {
doubleBuffer = GL_FALSE;
} else if (strcmp(argv[i], "-db") == 0) {
doubleBuffer = GL_TRUE;
} else {
fprintf(stderr, "%s (Bad option).\n", argv[i]);
return GL_FALSE;
}
}
return GL_TRUE;
}
int main(int argc, char **argv)
{
GLenum type;
glutInit(&argc, argv);
if (Args(argc, argv) == GL_FALSE) {
exit(1);
}
glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
type = GLUT_RGB | GLUT_ALPHA;
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
if (glutCreateWindow("First Tri") == GL_FALSE) {
exit(1);
}
Init();
glutReshapeFunc(Reshape);
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
glutMainLoop();
return 0;
}

View file

@ -103,6 +103,18 @@ void draw_flush( struct draw_context *draw )
}
/**
* Specify the Minimum Resolvable Depth factor for polygon offset.
* This factor potentially depends on the number of Z buffer bits,
* the rasterization algorithm and the arithmetic performed on Z
* values between vertex shading and rasterization. It will vary
* from one driver to another.
*/
void draw_set_mrd(struct draw_context *draw, double mrd)
{
draw->mrd = mrd;
}
/**
* Register new primitive rasterization/rendering state.
@ -377,7 +389,7 @@ draw_set_mapped_element_buffer_range( struct draw_context *draw,
unsigned eltSize,
unsigned min_index,
unsigned max_index,
void *elements )
const void *elements )
{
draw->pt.user.elts = elements;
draw->pt.user.eltSize = eltSize;
@ -389,7 +401,7 @@ draw_set_mapped_element_buffer_range( struct draw_context *draw,
void
draw_set_mapped_element_buffer( struct draw_context *draw,
unsigned eltSize,
void *elements )
const void *elements )
{
draw->pt.user.elts = elements;
draw->pt.user.eltSize = eltSize;

View file

@ -72,6 +72,7 @@ void draw_enable_line_stipple(struct draw_context *draw, boolean enable);
void draw_enable_point_sprites(struct draw_context *draw, boolean enable);
void draw_set_mrd(struct draw_context *draw, double mrd);
boolean
draw_install_aaline_stage(struct draw_context *draw, struct pipe_context *pipe);
@ -129,11 +130,11 @@ draw_set_mapped_element_buffer_range( struct draw_context *draw,
unsigned eltSize,
unsigned min_index,
unsigned max_index,
void *elements );
const void *elements );
void draw_set_mapped_element_buffer( struct draw_context *draw,
unsigned eltSize,
void *elements );
const void *elements );
void draw_set_mapped_vertex_buffer(struct draw_context *draw,
unsigned attr, const void *buffer);

View file

@ -122,9 +122,8 @@ static void offset_first_tri( struct draw_stage *stage,
struct prim_header *header )
{
struct offset_stage *offset = offset_stage(stage);
float mrd = 1.0f / 65535.0f; /* XXX this depends on depthbuffer bits! */
offset->units = stage->draw->rasterizer->offset_units * mrd;
offset->units = stage->draw->rasterizer->offset_units * stage->draw->mrd;
offset->scale = stage->draw->rasterizer->offset_scale;
stage->tri = offset_tri;

View file

@ -172,6 +172,8 @@ struct draw_context
boolean force_passthrough; /**< never clip or shade */
double mrd; /**< minimum resolvable depth value, for polygon offset */
/* pipe state that we need: */
const struct pipe_rasterizer_state *rasterizer;
struct pipe_viewport_state viewport;

View file

@ -0,0 +1,122 @@
/**************************************************************************
*
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS 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.
*
**************************************************************************/
#ifndef U_BLIT_H
#define U_BLIT_H
#ifdef __cplusplus
extern "C" {
#endif
#include "pipe/p_defines.h"
static INLINE boolean u_validate_pipe_prim( unsigned pipe_prim, unsigned nr )
{
boolean ok = TRUE;
switch (pipe_prim) {
case PIPE_PRIM_POINTS:
ok = (nr >= 1);
break;
case PIPE_PRIM_LINES:
ok = (nr >= 2);
break;
case PIPE_PRIM_LINE_STRIP:
case PIPE_PRIM_LINE_LOOP:
ok = (nr >= 2);
break;
case PIPE_PRIM_TRIANGLES:
ok = (nr >= 3);
break;
case PIPE_PRIM_TRIANGLE_STRIP:
case PIPE_PRIM_TRIANGLE_FAN:
case PIPE_PRIM_POLYGON:
ok = (nr >= 3);
break;
case PIPE_PRIM_QUADS:
ok = (nr >= 4);
break;
case PIPE_PRIM_QUAD_STRIP:
ok = (nr >= 4);
break;
default:
ok = 0;
break;
}
return ok;
}
static INLINE boolean u_trim_pipe_prim( unsigned pipe_prim, unsigned *nr )
{
boolean ok = TRUE;
switch (pipe_prim) {
case PIPE_PRIM_POINTS:
ok = (*nr >= 1);
break;
case PIPE_PRIM_LINES:
ok = (*nr >= 2);
*nr -= (*nr % 2);
break;
case PIPE_PRIM_LINE_STRIP:
case PIPE_PRIM_LINE_LOOP:
ok = (*nr >= 2);
break;
case PIPE_PRIM_TRIANGLES:
ok = (*nr >= 3);
*nr -= (*nr % 3);
break;
case PIPE_PRIM_TRIANGLE_STRIP:
case PIPE_PRIM_TRIANGLE_FAN:
case PIPE_PRIM_POLYGON:
ok = (*nr >= 3);
break;
case PIPE_PRIM_QUADS:
ok = (*nr >= 4);
*nr -= (*nr % 4);
break;
case PIPE_PRIM_QUAD_STRIP:
ok = (*nr >= 4);
*nr -= (*nr % 2);
break;
default:
ok = 0;
break;
}
if (!ok)
*nr = 0;
return ok;
}
#endif

View file

@ -101,6 +101,26 @@ softpipe_set_framebuffer_state(struct pipe_context *pipe,
}
#endif
/* Tell draw module how deep the Z/depth buffer is */
{
int depth_bits;
double mrd;
if (sp->framebuffer.zsbuf) {
depth_bits = pf_get_component_bits(sp->framebuffer.zsbuf->format,
PIPE_FORMAT_COMP_Z);
}
else {
depth_bits = 0;
}
if (depth_bits > 16) {
mrd = 0.0000001;
}
else {
mrd = 0.00002;
}
draw_set_mrd(sp->draw, mrd);
}
sp->framebuffer.width = fb->width;
sp->framebuffer.height = fb->height;

View file

@ -419,7 +419,7 @@ static XMesaVisual
create_glx_visual( Display *dpy, XVisualInfo *visinfo )
{
int vislevel;
GLint zBits = 24; /*default_depth_bits();*/
GLint zBits = default_depth_bits();
GLint accBits = default_accum_bits();
GLboolean alphaFlag = default_alpha_bits() > 0;
@ -1289,7 +1289,7 @@ choose_visual( Display *dpy, int screen, const int *list, GLboolean fbConfig )
double_flag = GL_TRUE;
if (vis->depth > 8)
rgb_flag = GL_TRUE;
depth_size = 24; /*default_depth_bits();*/
depth_size = default_depth_bits();
stencil_size = STENCIL_BITS;
/* XXX accum??? */
}

View file

@ -286,15 +286,17 @@ st_notify_swapbuffers_complete(struct st_framebuffer *stfb)
if (ctx && ctx->DrawBuffer == &stfb->Base) {
struct st_renderbuffer *strb;
int i;
for (i = 0; i < BUFFER_COUNT; i++) {
if (stfb->Base.Attachment[i].Renderbuffer) {
strb = st_renderbuffer(stfb->Base.Attachment[i].Renderbuffer);
if (strb->surface)
strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
}
}
/* Mark back color buffers as undefined */
strb = st_renderbuffer(stfb->Base.Attachment[BUFFER_BACK_LEFT].
Renderbuffer);
if (strb && strb->surface)
strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
strb = st_renderbuffer(stfb->Base.Attachment[BUFFER_BACK_RIGHT].
Renderbuffer);
if (strb && strb->surface)
strb->surface->status = PIPE_SURFACE_STATUS_UNDEFINED;
}
}