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-rw-r--r--src/main.c36
-rw-r--r--src/main.h13
-rw-r--r--src/scene00.c6
-rw-r--r--src/scene01.c8
-rw-r--r--src/scene02.c7
5 files changed, 43 insertions, 27 deletions
diff --git a/src/main.c b/src/main.c
index 7dd18ee..94db4e5 100644
--- a/src/main.c
+++ b/src/main.c
@@ -42,9 +42,6 @@
#define SCENE_COUNT 3
#define SCENE_NEXT do { shm->scene = (shm->scene+1)%SCENE_COUNT; } while(0)
-#define EXPR_MIN_SIZE (shm->ge.w<80 || shm->ge.h<25)
-#define TEXT_MIN_SIZE "80x25"
-
#define SEM_POST(sem,errcode) \
do { \
TRACE_SEM(sem,"sem_post",""); \
@@ -99,6 +96,7 @@ int main() {
int do_fork1() {
TRACE("call");
+ fflush(stdout);
switch (fork()) {
case -1: return 4; break;
case 0: return worker_sdl(); break;
@@ -108,6 +106,7 @@ int do_fork1() {
int do_fork2() {
TRACE("call");
+ fflush(stdout);
switch (fork()) {
case -1: return 5; break;
case 0: return worker_gl(); break;
@@ -125,7 +124,7 @@ int parent() {
shm->ge.dp = caca_create_display(NULL);
if(!shm->ge.dp) return 1;
caca_set_display_title(shm->ge.dp, "demoscene-eo");
- caca_set_display_time(shm->ge.dp, 16666); // 1e6µs/60 = 16666.66... It is ~60 fps
+ caca_set_display_time(shm->ge.dp, 41666); // 1e6µs/24 = 41666.66... It is ~24 fps
shm->ge.cv = caca_get_canvas(shm->ge.dp);
shm->ge.d = caca_create_dither(32, FBUF_W, FBUF_H, FBUF_W*4, 0x00ff0000, 0x0000ff00, 0x000000ff, 0);
@@ -234,9 +233,13 @@ static void worker_sdl_sighandler(int sig) {
int worker_sdl() {
int lastscene=-1, res;
struct sigaction sa;
+#ifdef DEBUG
Uint32 sdl_win_flags = 0; //XXX for final version, consider adding SDL_WINDOW_HIDDEN
- SDL_RendererInfo renderer_info;
SDL_Event sdl_ev;
+#else
+ Uint32 sdl_win_flags = SDL_WINDOW_HIDDEN;
+#endif
+ SDL_RendererInfo renderer_info;
TRACE("call");
@@ -297,6 +300,7 @@ int worker_sdl() {
}
if (skip) skip = 0;
+#ifdef DEBUG
// Event handling for the SDL window (debug purposes)
while(SDL_PollEvent(&sdl_ev)) {
switch(sdl_ev.type) {
@@ -314,7 +318,7 @@ int worker_sdl() {
break;
}
}
-
+#endif
SEM_POST(&shm->parent_can_read_result, 21);
}
@@ -336,9 +340,13 @@ static void worker_gl_sighandler(int sig) {
int worker_gl() {
int lastscene=-1, res;
struct sigaction sa;
- Uint32 sdl_win_flags = SDL_WINDOW_OPENGL; //XXX for final version, consider adding SDL_WINDOW_HIDDEN
- SDL_RendererInfo renderer_info;
+#ifdef DEBUG
+ Uint32 sdl_win_flags = SDL_WINDOW_OPENGL;
SDL_Event gl_ev;
+#else
+ Uint32 sdl_win_flags = SDL_WINDOW_OPENGL | SDL_WINDOW_HIDDEN;
+#endif
+ SDL_RendererInfo renderer_info;
TRACE("call");
@@ -376,7 +384,12 @@ int worker_gl() {
if (shm->ge.gl_target == NULL) return 9;
shm->ge.gl_ctx = SDL_GL_CreateContext(shm->ge.gl_win);
if (shm->ge.gl_ctx == NULL) return 11;
-
+/*
+ glBindFramebuffer(GL_FRAMEBUFFER,0);
+ glClearColor(0,0,0,1);
+ glClear(GL_COLOR_BUFFER_BIT);
+ SDL_GL_SwapWindow(shm->ge.gl_win);
+*/
while (!shm->done) {
alarm(1);
SEM_WAIT(&shm->worker_gl_can_render,10);
@@ -413,6 +426,7 @@ int worker_gl() {
}
if (skip) skip = 0;
+#ifdef DEBUG
// Event handling for the GL window (debug purposes)
while(SDL_PollEvent(&gl_ev)) {
switch(gl_ev.type) {
@@ -430,11 +444,11 @@ int worker_gl() {
break;
}
}
-
+#endif
SEM_POST(&shm->parent_can_read_result, 11);
}
- //SDL_DestroyTexture(shm->ge.gl_target);
+ SDL_DestroyTexture(shm->ge.gl_target);
SDL_GL_DeleteContext(shm->ge.gl_ctx);
SDL_DestroyWindow(shm->ge.gl_win);
diff --git a/src/main.h b/src/main.h
index 313dabf..3af6815 100644
--- a/src/main.h
+++ b/src/main.h
@@ -8,15 +8,18 @@
#include <SDL2/SDL_opengl.h>
#include <GL/glu.h>
-#define FBUF_W 256
-#define FBUF_H 256
+#define EXPR_MIN_SIZE (shm->ge.w<80 || shm->ge.h<24)
+#define TEXT_MIN_SIZE "80x24"
+// 80x24 xterm as rendered on Debian 10 (size doen't matter so much, keep the right ratio)
+#define FBUF_W 478
+#define FBUF_H 371
#ifdef DEBUG
-#define TRACE(hint) do { printf("%s(): %s\n", __func__, hint); fflush(stdout); } while(0)
-#define TRACE_ONCE(hint) if (firsttime) { printf("%s(): %s\n", __func__, hint); fflush(stdout); firsttime=0; }
+#define TRACE(hint) do { printf("%s(): %s\n", __func__, hint); } while(0)
+#define TRACE_CALL_ONCE static int firsttime=1; if (firsttime) { printf("%s(): %s\n", __func__, "call"); firsttime=0; }
#else
#define TRACE(hint)
-#define TRACE_ONCE(hint)
+#define TRACE_CALL_ONCE
#endif
typedef struct {
diff --git a/src/scene00.c b/src/scene00.c
index f418146..976cb9f 100644
--- a/src/scene00.c
+++ b/src/scene00.c
@@ -52,7 +52,7 @@ void scene00_free_caca(graphical_env_t *ge, scene00_env_t *se) {
}
int scene00_next_gl(graphical_env_t *ge, scene00_env_t *se) {
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
return 0;
}
@@ -60,7 +60,7 @@ int scene00_next_sdl(graphical_env_t *ge, scene00_env_t *se) {
// Shorthands
SDL_Renderer *r = ge->sdl_rndr;
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
// https://gist.github.com/Twinklebear/8265888
// https://forums.libsdl.org/viewtopic.php?p=51634
@@ -90,7 +90,7 @@ int scene00_next_caca(graphical_env_t *ge, scene00_env_t *se) {
int w = ge->w, h = ge->h;
Uint32 frame = ge->sc_framecount;
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
// "convert" the raw pixel stream from SDL to ASCII art on caca canevas
caca_dither_bitmap(cv, 0, 0, w, h, ge->d, ge->raw_target);
diff --git a/src/scene01.c b/src/scene01.c
index a2f1345..39083d0 100644
--- a/src/scene01.c
+++ b/src/scene01.c
@@ -167,7 +167,7 @@ void scene01_free_caca(graphical_env_t *ge, scene01_env_t *se) {
int scene01_next_gl(graphical_env_t *ge, scene01_env_t *se) {
SDL_Renderer *r = ge->gl_rndr;
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
// https://gist.github.com/Twinklebear/8265888
// https://forums.libsdl.org/viewtopic.php?p=51634
@@ -177,7 +177,7 @@ int scene01_next_gl(graphical_env_t *ge, scene01_env_t *se) {
glDrawArrays(GL_TRIANGLES, 0, 6);
// [...]
- SDL_GL_SwapWindow(ge->gl_win);
+ //SDL_GL_SwapWindow(ge->gl_win);
// Download the rendered texture from videocard to main memory
SDL_RenderReadPixels(r, NULL, 0, ge->raw_target, FBUF_W*4);
@@ -186,7 +186,7 @@ int scene01_next_gl(graphical_env_t *ge, scene01_env_t *se) {
}
int scene01_next_sdl(graphical_env_t *ge, scene01_env_t *se) {
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
return 0;
}
@@ -195,7 +195,7 @@ int scene01_next_caca(graphical_env_t *ge, scene01_env_t *se) {
caca_canvas_t *cv = ge->cv;
int w = ge->w, h = ge->h;
Uint32 frame = ge->sc_framecount;
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
// "convert" the raw pixel stream from SDL to ASCII art on caca canevas
caca_set_dither_gamma(ge->d, 1.0);
diff --git a/src/scene02.c b/src/scene02.c
index f268f1f..14629ca 100644
--- a/src/scene02.c
+++ b/src/scene02.c
@@ -46,14 +46,13 @@ void scene02_free_caca(graphical_env_t *ge, scene02_env_t *se) {
TRACE("call");
}
-
int scene02_next_gl(graphical_env_t *ge, scene02_env_t *se) {
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
return 0;
}
int scene02_next_sdl(graphical_env_t *ge, scene02_env_t *se) {
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
return 0;
}
@@ -63,7 +62,7 @@ int scene02_next_caca(graphical_env_t *ge, scene02_env_t *se) {
//int w = ge->w, h = ge->h;
Uint32 frame = ge->sc_framecount;
- static int firsttime=1; TRACE_ONCE("call");
+ TRACE_CALL_ONCE;
caca_clear_canvas(cv);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 16:22:01 +0000