summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/main.c85
-rw-r--r--src/scene00.c2
-rw-r--r--src/scene01.c79
-rw-r--r--src/scene02.c2
4 files changed, 77 insertions, 91 deletions
diff --git a/src/main.c b/src/main.c
index d519034..0bb2307 100644
--- a/src/main.c
+++ b/src/main.c
@@ -47,19 +47,19 @@
#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 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",""); \
- if ( sem_post(sem) == -1 ) { return errcode; } \
+ if (sem_post(sem) == -1) { return errcode; } \
} while(0)
#define SEM_WAIT(sem,errcode) \
do { \
TRACE_SEM(sem,"sem_wait","call"); \
- while ( sem_wait(sem) == -1 ) { \
+ while (sem_wait(sem) == -1) { \
switch(errno) { \
case EINTR: \
case EAGAIN: \
@@ -91,7 +91,7 @@ shm_t *shm;
int main() {
TRACE("call");
shm = mmap(NULL, sizeof(shm_t), PROT_READ|PROT_WRITE, MAP_SHARED|MAP_ANONYMOUS, 0, 0);
- if ( shm == NULL ) return 1;
+ if (shm == NULL) return 1;
bzero(shm, sizeof(shm_t));
if (sem_init(&shm->worker_gl_can_render, 1, 0) < 0) return 2;
@@ -133,7 +133,7 @@ int parent() {
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);
- if ( !shm->ge.d ) return 2;
+ if (!shm->ge.d) return 2;
caca_set_dither_color(shm->ge.d, "16");
// Main libcaca loop for caca window
@@ -148,14 +148,14 @@ int parent() {
caca_put_str(shm->ge.cv, 0, 0, "Need a minimum of " TEXT_MIN_SIZE " terminal");
} else if (!shm->paused) {
// init / free if scene transition
- if ( lastscene != shm->scene ) {
+ if (lastscene != shm->scene) {
switch(lastscene) {
case 0: scene00_free_caca(&shm->ge, &shm->s00e); break;
case 1: scene01_free_caca(&shm->ge, &shm->s01e); break;
case 2: scene02_free_caca(&shm->ge, &shm->s02e); break;
}
}
- while ( lastscene != shm->scene ) {
+ while (lastscene != shm->scene) {
shm->ge.sdl_ticks = SDL_GetTicks();
shm->ge.sc_framecount = 0;
switch(shm->scene) {
@@ -188,7 +188,7 @@ int parent() {
caca_refresh_display(shm->ge.dp); // Auto framerate limiting (see caca_set_display_time())
// Event handling for the libcaca "window" (depending on CACA_DRIVER env variable)
- if ( caca_get_event(shm->ge.dp, CACA_EVENT_KEY_PRESS|CACA_EVENT_RESIZE|CACA_EVENT_QUIT, &caca_ev, 0) ) {
+ if (caca_get_event(shm->ge.dp, CACA_EVENT_KEY_PRESS|CACA_EVENT_RESIZE|CACA_EVENT_QUIT, &caca_ev, 0)) {
switch(caca_get_event_type(&caca_ev)) {
case CACA_EVENT_QUIT:
shm->done = 1;
@@ -218,11 +218,11 @@ int parent() {
shm->ge.cv=NULL;
// reap forked processes (order doesn't matter)
- if ( wait(&child_status) != -1 ) {
- if ( child_status > 0 ) return child_status;
+ if (wait(&child_status) != -1) {
+ if (child_status > 0) return child_status;
}
- if ( wait(&child_status) != -1 ) {
- if ( child_status > 0 ) return child_status;
+ if (wait(&child_status) != -1) {
+ if (child_status > 0) return child_status;
}
return 0;
}
@@ -238,33 +238,33 @@ int worker_sdl() {
// Initialize SDL (http://wiki.libsdl.org/SDL_CreateWindowAndRenderer)
// Useful snippet : https://gist.github.com/koute/7391344
res = SDL_Init(SDL_INIT_VIDEO);
- if ( res == -1) return 3;
+ if (res == -1) return 3;
atexit(SDL_Quit);
res = SDL_CreateWindowAndRenderer(FBUF_W, FBUF_H, sdl_win_flags, &shm->ge.sdl_win, &shm->ge.sdl_rndr);
- if ( res == -1) return 4;
+ if (res == -1) return 4;
SDL_SetWindowTitle(shm->ge.sdl_win, "SDL debug");
res = SDL_GetRendererInfo(shm->ge.sdl_rndr, &renderer_info);
- if ( res < 0 ) return 5;
- if ( !(renderer_info.flags & SDL_RENDERER_ACCELERATED)) return 6;
- if ( !(renderer_info.flags & SDL_RENDERER_TARGETTEXTURE)) return 7;
+ if (res < 0) return 5;
+ if (!(renderer_info.flags & SDL_RENDERER_ACCELERATED)) return 6;
+ if (!(renderer_info.flags & SDL_RENDERER_TARGETTEXTURE)) return 7;
shm->ge.sdl_target = SDL_CreateTexture(shm->ge.sdl_rndr, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, FBUF_W, FBUF_H);
- if ( shm->ge.sdl_target == NULL ) return 9;
+ if (shm->ge.sdl_target == NULL) return 9;
- while ( !shm->done ) {
+ while (!shm->done) {
//FIXME change for TRYWAIT for event handling (+delay)
SEM_WAIT(&shm->worker_sdl_can_render,20);
if (!shm->paused) {
// init / free if scene transition
- if ( lastscene != shm->scene ) {
+ if (lastscene != shm->scene) {
switch(lastscene) {
case 0: scene00_free_sdl(&shm->ge, &shm->s00e); break;
case 1: scene01_free_sdl(&shm->ge, &shm->s01e); break;
case 2: scene02_free_sdl(&shm->ge, &shm->s02e); break;
}
}
- while ( lastscene != shm->scene ) {
+ while (lastscene != shm->scene ) {
shm->ge.sdl_ticks = SDL_GetTicks();
shm->ge.sc_framecount = 0;
switch(shm->scene) {
@@ -277,8 +277,6 @@ int worker_sdl() {
}
}
- TRACE("before next_sdl");
- printf("DEBUG shm->scene : %i\n", shm->scene);
// Compute current scene frame (sdl part)
switch(shm->scene) {
case 0: res = scene00_next_sdl(&shm->ge, &shm->s00e); break;
@@ -286,7 +284,6 @@ int worker_sdl() {
case 2: res = scene02_next_sdl(&shm->ge, &shm->s02e); break;
}
if (res) SCENE_NEXT;
- TRACE("after next_sdl");
// Event handling for the SDL window (debug purposes)
while(SDL_PollEvent(&sdl_ev)) {
@@ -305,10 +302,8 @@ int worker_sdl() {
break;
}
}
- TRACE("after SDL_PollEvent loop");
SEM_POST(&shm->parent_can_read_result, 21);
- TRACE("after sem_post");
}
SDL_DestroyRenderer(shm->ge.sdl_rndr);
@@ -329,48 +324,48 @@ int worker_gl() {
// Initialize SDL (http://wiki.libsdl.org/SDL_CreateWindowAndRenderer)
// Useful snippet : https://gist.github.com/koute/7391344
res = SDL_Init(SDL_INIT_VIDEO);
- if ( res == -1) return 3;
+ if (res == -1) return 3;
atexit(SDL_Quit);
- SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
- SDL_GL_SetAttribute( SDL_GL_ACCELERATED_VISUAL, 1 );
- SDL_GL_SetAttribute( SDL_GL_RED_SIZE, 8 );
- SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 8 );
- SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 8 );
- SDL_GL_SetAttribute( SDL_GL_ALPHA_SIZE, 8 );
- SDL_GL_SetAttribute( SDL_GL_CONTEXT_MAJOR_VERSION, 3 );
- SDL_GL_SetAttribute( SDL_GL_CONTEXT_MINOR_VERSION, 2 );
- SDL_GL_SetAttribute( SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE );
+ SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+ SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1);
+ SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
+ SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
+ SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
+ SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
// Initialize OpenGL
//shm->ge.gl_win = SDL_CreateWindow("GL Debug", SDL_WINDOWPOS_CENTERED, 0, FBUF_W, FBUF_H, sdl_win_flags);
res = SDL_CreateWindowAndRenderer(FBUF_W, FBUF_H, sdl_win_flags, &shm->ge.gl_win, &shm->ge.gl_rndr);
- if ( res == -1) return 4;
+ if (res == -1) return 4;
SDL_SetWindowTitle(shm->ge.gl_win, "GL debug");
res = SDL_GetRendererInfo(shm->ge.gl_rndr, &renderer_info);
- if ( res < 0 ) return 5;
- if ( !(renderer_info.flags & SDL_RENDERER_ACCELERATED)) return 6;
- if ( !(renderer_info.flags & SDL_RENDERER_TARGETTEXTURE)) return 7;
+ if (res < 0) return 5;
+ if (!(renderer_info.flags & SDL_RENDERER_ACCELERATED)) return 6;
+ if (!(renderer_info.flags & SDL_RENDERER_TARGETTEXTURE)) return 7;
shm->ge.gl_target = SDL_CreateTexture(shm->ge.gl_rndr, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, FBUF_W, FBUF_H);
- if ( shm->ge.gl_target == NULL ) return 9;
+ 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;
+ if (shm->ge.gl_ctx == NULL) return 11;
- while ( !shm->done ) {
+ while (!shm->done) {
//FIXME change for TRYWAIT for event handling (+delay)
SEM_WAIT(&shm->worker_gl_can_render,10);
if (!shm->paused) {
// init / free if scene transition
- if ( lastscene != shm->scene ) {
+ if (lastscene != shm->scene) {
switch(lastscene) {
case 0: scene00_free_gl(&shm->ge, &shm->s00e); break;
case 1: scene01_free_gl(&shm->ge, &shm->s01e); break;
case 2: scene02_free_gl(&shm->ge, &shm->s02e); break;
}
}
- while ( lastscene != shm->scene ) {
+ while (lastscene != shm->scene) {
shm->ge.sdl_ticks = SDL_GetTicks();
shm->ge.sc_framecount = 0;
switch(shm->scene) {
diff --git a/src/scene00.c b/src/scene00.c
index f8df185..0d6a02e 100644
--- a/src/scene00.c
+++ b/src/scene00.c
@@ -90,7 +90,7 @@ int scene00_next_caca(graphical_env_t *ge, scene00_env_t *se) {
caca_draw_line(cv,6,6,w-14,11, '*');
caca_draw_thin_line(cv,frame%10,frame%10,w-10+frame%10,h-10+frame%10);
- if ( frame >= 100 ) {
+ if (frame >= 100) {
return 1;
}
return 0;
diff --git a/src/scene01.c b/src/scene01.c
index 7a6aed1..f8027c4 100644
--- a/src/scene01.c
+++ b/src/scene01.c
@@ -22,7 +22,7 @@
// Mostly inspired by CC0 https://gist.github.com/koute/7391344
typedef float t_mat4x4[16];
-static inline void mat4x4_ortho( t_mat4x4 out, float left, float right, float bottom, float top, float znear, float zfar )
+static inline void mat4x4_ortho(t_mat4x4 out, float left, float right, float bottom, float top, float znear, float zfar)
{
#define T(a, b) (a * 4 + b)
@@ -57,7 +57,7 @@ static const char * vertex_shader =
"uniform mat4 u_projection_matrix;\n"
"void main() {\n"
" v_color = i_color;\n"
- " gl_Position = u_projection_matrix * vec4( i_position, 0.0, 1.0 );\n"
+ " gl_Position = u_projection_matrix * vec4(i_position, 0.0, 1.0);\n"
"}\n";
static const char * fragment_shader =
@@ -77,59 +77,50 @@ typedef enum t_attrib_id
int scene01_init_gl(graphical_env_t *ge, scene01_env_t *se) {
GLuint vs, fs, program;
- vs = glCreateShader( GL_VERTEX_SHADER );
- fs = glCreateShader( GL_FRAGMENT_SHADER );
+ vs = glCreateShader(GL_VERTEX_SHADER);
+ fs = glCreateShader(GL_FRAGMENT_SHADER);
- int length = strlen( vertex_shader );
- glShaderSource( vs, 1, ( const GLchar ** )&vertex_shader, &length );
- glCompileShader( vs );
+ int length = strlen(vertex_shader);
+ glShaderSource(vs, 1, (const GLchar **)&vertex_shader, &length);
+ glCompileShader(vs);
GLint status;
- glGetShaderiv( vs, GL_COMPILE_STATUS, &status );
- if( status == GL_FALSE )
- {
- fprintf( stderr, "vertex shader compilation failed\n" );
- return 1;
- }
+ glGetShaderiv(vs, GL_COMPILE_STATUS, &status);
+ if(status == GL_FALSE) return 40;
- length = strlen( fragment_shader );
- glShaderSource( fs, 1, ( const GLchar ** )&fragment_shader, &length );
- glCompileShader( fs );
+ length = strlen(fragment_shader);
+ glShaderSource(fs, 1, (const GLchar **)&fragment_shader, &length);
+ glCompileShader(fs);
- glGetShaderiv( fs, GL_COMPILE_STATUS, &status );
- if( status == GL_FALSE )
- {
- fprintf( stderr, "fragment shader compilation failed\n" );
- return 1;
- }
+ glGetShaderiv(fs, GL_COMPILE_STATUS, &status);
+ if(status == GL_FALSE) return 41;
program = glCreateProgram();
- glAttachShader( program, vs );
- glAttachShader( program, fs );
+ glAttachShader(program, vs);
+ glAttachShader(program, fs);
- glBindAttribLocation( program, attrib_position, "i_position" );
- glBindAttribLocation( program, attrib_color, "i_color" );
- glLinkProgram( program );
+ glBindAttribLocation(program, attrib_position, "i_position");
+ glBindAttribLocation(program, attrib_color, "i_color");
+ glLinkProgram(program);
- glUseProgram( program );
+ glUseProgram(program);
- glDisable( GL_DEPTH_TEST );
- //glClearColor( 0.5, 0.0, 0.0, 0.0 );
- glClearColor( 0.5, 0.5, 0.0, 0.0 );
- glViewport( 0, 0, FBUF_W, FBUF_H );
+ glDisable(GL_DEPTH_TEST);
+ glClearColor(0.5, 0.0, 0.0, 0.0);
+ glViewport(0, 0, FBUF_W, FBUF_H);
GLuint vbo;
- glGenVertexArrays( 1, &(se->vao) );
- glGenBuffers( 1, &vbo );
- glBindVertexArray( se->vao );
- glBindBuffer( GL_ARRAY_BUFFER, vbo );
+ glGenVertexArrays(1, &(se->vao));
+ glGenBuffers(1, &vbo);
+ glBindVertexArray(se->vao);
+ glBindBuffer(GL_ARRAY_BUFFER, vbo);
- glEnableVertexAttribArray( attrib_position );
- glEnableVertexAttribArray( attrib_color );
+ glEnableVertexAttribArray(attrib_position);
+ glEnableVertexAttribArray(attrib_color);
- glVertexAttribPointer( attrib_color, 4, GL_FLOAT, GL_FALSE, sizeof( float ) * 6, 0 );
- glVertexAttribPointer( attrib_position, 2, GL_FLOAT, GL_FALSE, sizeof( float ) * 6, ( void * )(4 * sizeof(float)) );
+ glVertexAttribPointer(attrib_color, 4, GL_FLOAT, GL_FALSE, sizeof(float)*6, 0);
+ glVertexAttribPointer(attrib_position, 2, GL_FLOAT, GL_FALSE, sizeof(float)*6, (void *)(4*sizeof(float)));
const GLfloat g_vertex_buffer_data[] = {
/* R, G, B, A, X, Y */
@@ -142,11 +133,11 @@ int scene01_init_gl(graphical_env_t *ge, scene01_env_t *se) {
1, 1, 1, 1, 0, FBUF_H
};
- glBufferData( GL_ARRAY_BUFFER, sizeof( g_vertex_buffer_data ), g_vertex_buffer_data, GL_STATIC_DRAW );
+ glBufferData(GL_ARRAY_BUFFER, sizeof(g_vertex_buffer_data), g_vertex_buffer_data, GL_STATIC_DRAW);
t_mat4x4 projection_matrix;
- mat4x4_ortho( projection_matrix, 0.0f, (float)FBUF_W, (float)FBUF_H, 0.0f, 0.0f, 100.0f );
- glUniformMatrix4fv( glGetUniformLocation( program, "u_projection_matrix" ), 1, GL_FALSE, projection_matrix );
+ mat4x4_ortho(projection_matrix, 0.0f, (float)FBUF_W, (float)FBUF_H, 0.0f, 0.0f, 100.0f);
+ glUniformMatrix4fv(glGetUniformLocation(program, "u_projection_matrix"), 1, GL_FALSE, projection_matrix);
return 0;
}
@@ -205,7 +196,7 @@ int scene01_next_caca(graphical_env_t *ge, scene01_env_t *se) {
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK);
caca_put_str(cv, (w-17)/2, h/2, "This is a message");
- if ( frame >= 300 ) {
+ if (frame >= 300) {
return 1;
}
return 0;
diff --git a/src/scene02.c b/src/scene02.c
index b947234..03f02a4 100644
--- a/src/scene02.c
+++ b/src/scene02.c
@@ -57,7 +57,7 @@ int scene02_next_caca(graphical_env_t *ge, scene02_env_t *se) {
caca_clear_canvas(cv);
- if ( frame >= 100 ) {
+ if (frame >= 100) {
return 1;
}
return 0;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 16:28:15 +0000