From 9a1b5af3331361177cf73c1d0b18cea4e260688b Mon Sep 17 00:00:00 2001 From: Jon Smirl Date: Wed, 18 May 2005 20:44:23 +0000 Subject: [PATCH] Fix inverted y for egl fbdev, add egl demo3 --- progs/egl/Makefile | 8 + progs/egl/demo2.c | 9 + progs/egl/demo3.c | 572 +++++++++++++++++++++++++++++++ src/mesa/drivers/dri/fb/fb_dri.c | 10 +- 4 files changed, 594 insertions(+), 5 deletions(-) create mode 100644 progs/egl/demo3.c diff --git a/progs/egl/Makefile b/progs/egl/Makefile index 55efcb473bb..c50b437932d 100644 --- a/progs/egl/Makefile +++ b/progs/egl/Makefile @@ -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 $@ diff --git a/progs/egl/demo2.c b/progs/egl/demo2.c index 4e0004d930f..e04dc1f1632 100644 --- a/progs/egl/demo2.c +++ b/progs/egl/demo2.c @@ -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 ); diff --git a/progs/egl/demo3.c b/progs/egl/demo3.c new file mode 100644 index 00000000000..399e3aad9e4 --- /dev/null +++ b/progs/egl/demo3.c @@ -0,0 +1,572 @@ +/* + * Exercise EGL API functions + */ + +#include +#include +#include +#include +#include + + + +#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; +} diff --git a/src/mesa/drivers/dri/fb/fb_dri.c b/src/mesa/drivers/dri/fb/fb_dri.c index eafed1fe98f..0158a41c80d 100644 --- a/src/mesa/drivers/dri/fb/fb_dri.c +++ b/src/mesa/drivers/dri/fb/fb_dri.c @@ -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] -- 2.30.2