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Fix inverted y for egl fbdev, add egl demo3

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This commit is contained in:
Jon Smirl 2005-05-18 20:44:23 +00:00
parent 8818eae253
commit 9a1b5af333
4 changed files with 594 additions and 5 deletions
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8
progs/egl/Makefile
View file

@ -11,6 +11,7 @@ HEADERS = $(TOP)/include/GLES/egl.h
PROGRAMS = \
demo1 \
demo2 \
demo3 \
eglinfo
@ -36,6 +37,13 @@ demo2.o: demo2.c $(HEADERS)
$(CC) -c $(CFLAGS) -I$(TOP)/include demo2.c
demo3: demo3.o $(LIB_DIR)/libEGL.so
$(CC) demo3.o -L$(LIB_DIR) -lEGL $(APP_LIB_DEPS) -o $@
demo3.o: demo3.c $(HEADERS)
$(CC) -c $(CFLAGS) -I$(TOP)/include demo3.c
eglinfo: eglinfo.o $(LIB_DIR)/libEGL.so
$(CC) eglinfo.o -L$(LIB_DIR) -lEGL -o $@

9
progs/egl/demo2.c
View file

@ -161,7 +161,16 @@ main(int argc, char *argv[])
}
glViewport(0, 0, 1024, 768);
glDrawBuffer( GL_FRONT );
glClearColor( 0,
1.0,
0,
1);
glClear( GL_COLOR_BUFFER_BIT );
TestScreens(d);
glShadeModel( GL_FLAT );

572
progs/egl/demo3.c Normal file
View file

@ -0,0 +1,572 @@
/*
* Exercise EGL API functions
*/
#include <GLES/egl.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define PIXEL_CENTER(x) ((long)(x) + 0.5)
#define GAP 10
#define ROWS 3
#define COLS 4
#define OPENGL_WIDTH 48
#define OPENGL_HEIGHT 13
GLenum rgb, doubleBuffer, windType;
GLint windW, windH;
GLenum mode1, mode2;
GLint boxW, boxH;
GLubyte OpenGL_bits[] = {
0x00, 0x03, 0x00, 0x00, 0x00, 0x00,
0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01,
0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01,
0x00, 0x03, 0x00, 0x00, 0x00, 0x00,
0x3e, 0x8f, 0xb7, 0xf9, 0xfc, 0x01,
0x63, 0xdb, 0xb0, 0x8d, 0x0d, 0x00,
0x63, 0xdb, 0xb7, 0x8d, 0x0d, 0x00,
0x63, 0xdb, 0xb6, 0x8d, 0x0d, 0x00,
0x63, 0x8f, 0xf3, 0xcc, 0x0d, 0x00,
0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0a,
0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0e,
0x63, 0x00, 0x00, 0x8c, 0xed, 0x0e,
0x3e, 0x00, 0x00, 0xf8, 0x0c, 0x00,
};
static void Init(void)
{
mode1 = GL_TRUE;
mode2 = GL_TRUE;
}
static void Reshape(int width, int height)
{
windW = (GLint)width;
windH = (GLint)height;
}
static void RotateColorMask(void)
{
static GLint rotation = 0;
rotation = (rotation + 1) & 0x3;
switch (rotation) {
case 0:
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glIndexMask( 0xff );
break;
case 1:
glColorMask(GL_FALSE, GL_TRUE, GL_TRUE, GL_TRUE);
glIndexMask(0xFE);
break;
case 2:
glColorMask(GL_TRUE, GL_FALSE, GL_TRUE, GL_TRUE);
glIndexMask(0xFD);
break;
case 3:
glColorMask(GL_TRUE, GL_TRUE, GL_FALSE, GL_TRUE);
glIndexMask(0xFB);
break;
}
}
static void Viewport(GLint row, GLint column)
{
GLint x, y;
boxW = (windW - (COLS + 1) * GAP) / COLS;
boxH = (windH - (ROWS + 1) * GAP) / ROWS;
x = GAP + column * (boxW + GAP);
y = GAP + row * (boxH + GAP);
glViewport(x, y, boxW, boxH);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(-boxW/2, boxW/2, -boxH/2, boxH/2, 0.0, 1.0);
glMatrixMode(GL_MODELVIEW);
glEnable(GL_SCISSOR_TEST);
glScissor(x, y, boxW, boxH);
}
enum {
COLOR_BLACK = 0,
COLOR_RED,
COLOR_GREEN,
COLOR_YELLOW,
COLOR_BLUE,
COLOR_MAGENTA,
COLOR_CYAN,
COLOR_WHITE
};
static float RGBMap[9][3] = {
{0, 0, 0},
{1, 0, 0},
{0, 1, 0},
{1, 1, 0},
{0, 0, 1},
{1, 0, 1},
{0, 1, 1},
{1, 1, 1},
{0.5, 0.5, 0.5}
};
static void SetColor(int c)
{
glColor3fv(RGBMap[c]);
}
static void Point(void)
{
GLint i;
glBegin(GL_POINTS);
SetColor(COLOR_WHITE);
glVertex2i(0, 0);
for (i = 1; i < 8; i++) {
GLint j = i * 2;
SetColor(COLOR_BLACK+i);
glVertex2i(-j, -j);
glVertex2i(-j, 0);
glVertex2i(-j, j);
glVertex2i(0, j);
glVertex2i(j, j);
glVertex2i(j, 0);
glVertex2i(j, -j);
glVertex2i(0, -j);
}
glEnd();
}
static void Lines(void)
{
GLint i;
glPushMatrix();
glTranslatef(-12, 0, 0);
for (i = 1; i < 8; i++) {
SetColor(COLOR_BLACK+i);
glBegin(GL_LINES);
glVertex2i(-boxW/4, -boxH/4);
glVertex2i(boxW/4, boxH/4);
glEnd();
glTranslatef(4, 0, 0);
}
glPopMatrix();
glBegin(GL_LINES);
glVertex2i(0, 0);
glEnd();
}
static void LineStrip(void)
{
glBegin(GL_LINE_STRIP);
SetColor(COLOR_RED);
glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4));
SetColor(COLOR_GREEN);
glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4));
SetColor(COLOR_BLUE);
glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4));
SetColor(COLOR_WHITE);
glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4));
glEnd();
glBegin(GL_LINE_STRIP);
glVertex2i(0, 0);
glEnd();
}
static void LineLoop(void)
{
glBegin(GL_LINE_LOOP);
SetColor(COLOR_RED);
glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4));
SetColor(COLOR_GREEN);
glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4));
SetColor(COLOR_BLUE);
glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4));
SetColor(COLOR_WHITE);
glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4));
glEnd();
glEnable(GL_LOGIC_OP);
glLogicOp(GL_XOR);
glEnable(GL_BLEND);
glBlendFunc(GL_ONE, GL_ONE);
SetColor(COLOR_MAGENTA);
glBegin(GL_LINE_LOOP);
glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(-boxH/8));
glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8));
glEnd();
glBegin(GL_LINE_LOOP);
glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8+5));
glVertex2f(PIXEL_CENTER(boxW/8), PIXEL_CENTER(boxH/8+5));
glEnd();
glDisable(GL_LOGIC_OP);
glDisable(GL_BLEND);
SetColor(COLOR_GREEN);
glBegin(GL_POINTS);
glVertex2i(0, 0);
glEnd();
glBegin(GL_LINE_LOOP);
glVertex2i(0, 0);
glEnd();
}
static void Bitmap(void)
{
glBegin(GL_LINES);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/2, 0);
glVertex2i(boxW/2, 0);
glVertex2i(0, -boxH/2);
glVertex2i(0, boxH/2);
SetColor(COLOR_RED);
glVertex2i(0, -3);
glVertex2i(0, -3+OPENGL_HEIGHT);
SetColor(COLOR_BLUE);
glVertex2i(0, -3);
glVertex2i(OPENGL_WIDTH, -3);
glEnd();
SetColor(COLOR_GREEN);
glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glRasterPos2i(0, 0);
glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, 0, 3, 0.0, 0.0, OpenGL_bits);
}
static void Triangles(void)
{
glBegin(GL_TRIANGLES);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, -boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/8, -boxH/16);
SetColor(COLOR_BLUE);
glVertex2i(boxW/8, -boxH/16);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/8, boxH/16);
SetColor(COLOR_BLUE);
glVertex2i(boxW/8, boxH/16);
glEnd();
glBegin(GL_TRIANGLES);
glVertex2i(0, 0);
glVertex2i(-100, 100);
glEnd();
}
static void TriangleStrip(void)
{
glBegin(GL_TRIANGLE_STRIP);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, -boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/4, boxH/4);
SetColor(COLOR_BLUE);
glVertex2i(0, -boxH/4);
SetColor(COLOR_WHITE);
glVertex2i(0, boxH/4);
SetColor(COLOR_CYAN);
glVertex2i(boxW/4, -boxH/4);
SetColor(COLOR_YELLOW);
glVertex2i(boxW/4, boxH/4);
glEnd();
glBegin(GL_TRIANGLE_STRIP);
glVertex2i(0, 0);
glVertex2i(-100, 100);
glEnd();
}
static void TriangleFan(void)
{
GLint vx[8][2];
GLint x0, y0, x1, y1, x2, y2, x3, y3;
GLint i;
y0 = -boxH/4;
y1 = y0 + boxH/2/3;
y2 = y1 + boxH/2/3;
y3 = boxH/4;
x0 = -boxW/4;
x1 = x0 + boxW/2/3;
x2 = x1 + boxW/2/3;
x3 = boxW/4;
vx[0][0] = x0; vx[0][1] = y1;
vx[1][0] = x0; vx[1][1] = y2;
vx[2][0] = x1; vx[2][1] = y3;
vx[3][0] = x2; vx[3][1] = y3;
vx[4][0] = x3; vx[4][1] = y2;
vx[5][0] = x3; vx[5][1] = y1;
vx[6][0] = x2; vx[6][1] = y0;
vx[7][0] = x1; vx[7][1] = y0;
glBegin(GL_TRIANGLE_FAN);
SetColor(COLOR_WHITE);
glVertex2i(0, 0);
for (i = 0; i < 8; i++) {
SetColor(COLOR_WHITE-i);
glVertex2iv(vx[i]);
}
glEnd();
glBegin(GL_TRIANGLE_FAN);
glVertex2i(0, 0);
glVertex2i(-100, 100);
glEnd();
}
static void Rect(void)
{
SetColor(COLOR_GREEN);
glRecti(-boxW/4, -boxH/4, boxW/4, boxH/4);
}
static void PolygonFunc(void)
{
GLint vx[8][2];
GLint x0, y0, x1, y1, x2, y2, x3, y3;
GLint i;
y0 = -boxH/4;
y1 = y0 + boxH/2/3;
y2 = y1 + boxH/2/3;
y3 = boxH/4;
x0 = -boxW/4;
x1 = x0 + boxW/2/3;
x2 = x1 + boxW/2/3;
x3 = boxW/4;
vx[0][0] = x0; vx[0][1] = y1;
vx[1][0] = x0; vx[1][1] = y2;
vx[2][0] = x1; vx[2][1] = y3;
vx[3][0] = x2; vx[3][1] = y3;
vx[4][0] = x3; vx[4][1] = y2;
vx[5][0] = x3; vx[5][1] = y1;
vx[6][0] = x2; vx[6][1] = y0;
vx[7][0] = x1; vx[7][1] = y0;
glBegin(GL_POLYGON);
for (i = 0; i < 8; i++) {
SetColor(COLOR_WHITE-i);
glVertex2iv(vx[i]);
}
glEnd();
glBegin(GL_POLYGON);
glVertex2i(0, 0);
glVertex2i(100, 100);
glEnd();
}
static void Quads(void)
{
glBegin(GL_QUADS);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, -boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/8, -boxH/16);
SetColor(COLOR_BLUE);
glVertex2i(boxW/8, -boxH/16);
SetColor(COLOR_WHITE);
glVertex2i(boxW/4, -boxH/4);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/8, boxH/16);
SetColor(COLOR_BLUE);
glVertex2i(boxW/8, boxH/16);
SetColor(COLOR_WHITE);
glVertex2i(boxW/4, boxH/4);
glEnd();
glBegin(GL_QUADS);
glVertex2i(0, 0);
glVertex2i(100, 100);
glVertex2i(-100, 100);
glEnd();
}
static void QuadStrip(void)
{
glBegin(GL_QUAD_STRIP);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/4, -boxH/4);
SetColor(COLOR_RED);
glVertex2i(-boxW/4, boxH/4);
SetColor(COLOR_BLUE);
glVertex2i(0, -boxH/4);
SetColor(COLOR_WHITE);
glVertex2i(0, boxH/4);
SetColor(COLOR_CYAN);
glVertex2i(boxW/4, -boxH/4);
SetColor(COLOR_YELLOW);
glVertex2i(boxW/4, boxH/4);
glEnd();
glBegin(GL_QUAD_STRIP);
glVertex2i(0, 0);
glVertex2i(100, 100);
glVertex2i(-100, 100);
glEnd();
}
static void Draw(EGLDisplay dpy, EGLSurface surf)
{
glViewport(0, 0, windW, windH);
glDisable(GL_SCISSOR_TEST);
glPushAttrib(GL_COLOR_BUFFER_BIT);
glColorMask(1, 1, 1, 1);
glIndexMask(~0);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
glPopAttrib();
if (mode1) {
glShadeModel(GL_SMOOTH);
} else {
glShadeModel(GL_FLAT);
}
if (mode2) {
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
} else {
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
}
Viewport(0, 0); Point();
Viewport(0, 1); Lines();
Viewport(0, 2); LineStrip();
Viewport(0, 3); LineLoop();
Viewport(1, 0); Bitmap();
Viewport(1, 1); TriangleFan();
Viewport(1, 2); Triangles();
Viewport(1, 3); TriangleStrip();
Viewport(2, 0); Rect();
Viewport(2, 1); PolygonFunc();
Viewport(2, 2); Quads();
Viewport(2, 3); QuadStrip();
glFlush();
if (doubleBuffer) {
eglSwapBuffers(dpy, surf);
}
}
int
main(int argc, char *argv[])
{
int maj, min;
EGLContext ctx;
EGLSurface screen_surf;
EGLConfig configs[10];
EGLScreenMESA screen;
EGLModeMESA mode;
EGLint numConfigs, count;
EGLBoolean b;
const EGLint screenAttribs[] = {
EGL_WIDTH, 1024,
EGL_HEIGHT, 768,
EGL_NONE
};
/*
EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
*/
EGLDisplay d = eglGetDisplay("!fb_dri");
assert(d);
if (!eglInitialize(d, &maj, &min)) {
printf("demo: eglInitialize failed\n");
exit(1);
}
printf("EGL version = %d.%d\n", maj, min);
printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
eglGetConfigs(d, configs, 10, &numConfigs);
eglGetScreensMESA(d, &screen, 1, &count);
eglGetModesMESA(d, screen, &mode, 1, &count);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("failed to create context\n");
return 0;
}
screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
if (screen_surf == EGL_NO_SURFACE) {
printf("failed to create screen surface\n");
return 0;
}
eglShowSurfaceMESA(d, screen, screen_surf, mode);
b = eglMakeCurrent(d, screen_surf, screen_surf, ctx);
if (!b) {
printf("make current failed\n");
return 0;
}
Init();
Reshape(1024, 768);
glDrawBuffer( GL_FRONT );
Draw(d, screen_surf);
eglDestroySurface(d, screen_surf);
eglDestroyContext(d, ctx);
eglTerminate(d);
return 0;
}

10
src/mesa/drivers/dri/fb/fb_dri.c
View file

@ -146,7 +146,7 @@ init_core_functions( struct dd_function_table *functions )
#define SPAN_VARS \
driRenderbuffer *drb = (driRenderbuffer *) rb;
#define INIT_PIXEL_PTR(P, X, Y) \
GLubyte *P = (GLubyte *)drb->Base.Data + (Y) * drb->pitch + (X) * 3;
GLubyte *P = (GLubyte *)drb->Base.Data + (drb->Base.Height - (Y)) * drb->pitch + (X) * 3;
#define INC_PIXEL_PTR(P) P += 3
#define STORE_PIXEL(DST, X, Y, VALUE) \
DST[0] = VALUE[BCOMP]; \
@ -167,7 +167,7 @@ init_core_functions( struct dd_function_table *functions )
#define SPAN_VARS \
driRenderbuffer *drb = (driRenderbuffer *) rb;
#define INIT_PIXEL_PTR(P, X, Y) \
GLubyte *P = (GLubyte *)drb->Base.Data + (Y) * drb->pitch + (X) * 4;
GLubyte *P = (GLubyte *)drb->Base.Data + (drb->Base.Height - (Y)) * drb->pitch + (X) * 4;
#define INC_PIXEL_PTR(P) P += 4
#define STORE_PIXEL(DST, X, Y, VALUE) \
DST[0] = VALUE[BCOMP]; \
@ -194,7 +194,7 @@ init_core_functions( struct dd_function_table *functions )
#define SPAN_VARS \
driRenderbuffer *drb = (driRenderbuffer *) rb;
#define INIT_PIXEL_PTR(P, X, Y) \
GLushort *P = (GLushort *)drb->Base.Data + (Y) * drb->pitch + (X) * 2;
GLushort *P = (GLushort *)drb->Base.Data + (drb->Base.Height - (Y)) * drb->pitch + (X) * 2;
#define INC_PIXEL_PTR(P) P += 1
#define STORE_PIXEL(DST, X, Y, VALUE) \
DST[0] = ( (((VALUE[RCOMP]) & 0xf8) << 8) | (((VALUE[GCOMP]) & 0xfc) << 3) | ((VALUE[BCOMP]) >> 3) )
@ -213,7 +213,7 @@ init_core_functions( struct dd_function_table *functions )
#define SPAN_VARS \
driRenderbuffer *drb = (driRenderbuffer *) rb;
#define INIT_PIXEL_PTR(P, X, Y) \
GLushort *P = (GLushort *)drb->Base.Data + (Y) * drb->pitch + (X) * 2;
GLushort *P = (GLushort *)drb->Base.Data + (drb->Base.Height - (Y)) * drb->pitch + (X) * 2;
#define INC_PIXEL_PTR(P) P += 1
#define STORE_PIXEL(DST, X, Y, VALUE) \
DST[0] = ( (((VALUE[RCOMP]) & 0xf8) << 7) | (((VALUE[GCOMP]) & 0xf8) << 2) | ((VALUE[BCOMP]) >> 3) )
@ -232,7 +232,7 @@ init_core_functions( struct dd_function_table *functions )
#define SPAN_VARS \
driRenderbuffer *drb = (driRenderbuffer *) rb;
#define INIT_PIXEL_PTR(P, X, Y) \
GLubyte *P = (GLubyte *)drb->Base.Data + (Y) * drb->pitch + (X);
GLubyte *P = (GLubyte *)drb->Base.Data + (drb->Base.Height - (Y)) * drb->pitch + (X);
#define INC_PIXEL_PTR(P) P += 1
#define STORE_PIXEL(DST, X, Y, VALUE) \
*DST = VALUE[0]