deepstone

changeset 19:c10f62b2bd56

foo
author John Tsiombikas <nuclear@member.fsf.org>
date Wed, 30 Nov 2011 07:17:09 +0200
parents 777be77b6432
children 9c23bfe10745
files firstp/Makefile.bcc firstp/firstp.c src/scene.c src/texture.c
diffstat 4 files changed, 97 insertions(+), 15 deletions(-) [+]
line diff
     1.1 --- a/firstp/Makefile.bcc	Wed Nov 30 00:06:28 2011 +0200
     1.2 +++ b/firstp/Makefile.bcc	Wed Nov 30 07:17:09 2011 +0200
     1.3 @@ -1,14 +1,18 @@
     1.4  .AUTODEPEND
     1.5  
     1.6 -obj = src\test.obj src\vga.obj src\timer.obj src\mouse.obj \
     1.7 -	  src\mingl.obj src\mglrast.obj src\mglgen.obj \
     1.8 -	  src\texture.obj src\palman.obj
     1.9 -bin = dos3d.exe
    1.10 +mgldir = ..\src
    1.11 +
    1.12 +obj = firstp.obj \
    1.13 +	  $(mgldir)\vga.obj $(mgldir)\timer.obj $(mgldir)\mouse.obj \
    1.14 +	  $(mgldir)\mingl.obj $(mgldir)\mglrast.obj $(mgldir)\mglgen.obj \
    1.15 +	  $(mgldir)\texture.obj $(mgldir)\palman.obj \
    1.16 +	  $(mgldir)\cvec.obj $(mgldir)\scene.obj
    1.17 +bin = firstp.exe
    1.18  
    1.19  CC = bcc
    1.20  
    1.21  # 286 instructions, large memory model
    1.22 -CFLAGS = -1 -f287 -ml -O -G -Isrc
    1.23 +CFLAGS = -1 -f287 -ml -O -G -I..\src
    1.24  
    1.25  $(bin): $(obj)
    1.26  	$(CC) @&&|
    1.27 @@ -22,5 +26,6 @@
    1.28  	$(CC) $(CFLAGS) -o$@ -c $<
    1.29  
    1.30  clean:
    1.31 -	del src\*.obj
    1.32 +	del $(mgldir)\*.obj
    1.33 +	del firstp.obj
    1.34  	del $(bin)
     2.1 --- a/firstp/firstp.c	Wed Nov 30 00:06:28 2011 +0200
     2.2 +++ b/firstp/firstp.c	Wed Nov 30 07:17:09 2011 +0200
     2.3 @@ -26,7 +26,7 @@
     2.4  static float cam_x, cam_y, cam_z;
     2.5  static float cam_theta, cam_phi;
     2.6  
     2.7 -static float walk_speed = 0.1;
     2.8 +static float walk_speed = 0.5;
     2.9  static float look_speed = 1.0;
    2.10  static int mouse_look = 0;
    2.11  
     3.1 --- a/src/scene.c	Wed Nov 30 00:06:28 2011 +0200
     3.2 +++ b/src/scene.c	Wed Nov 30 07:17:09 2011 +0200
     3.3 @@ -3,6 +3,7 @@
     3.4  #include <string.h>
     3.5  #include <ctype.h>
     3.6  #include <errno.h>
     3.7 +#include <assert.h>
     3.8  #include "scene.h"
     3.9  #include "cvec.h"
    3.10  #include "palman.h"
    3.11 @@ -159,11 +160,12 @@
    3.12  			vnarr = cvec_append(vnarr, &v);
    3.13  
    3.14  		} else if(strcmp(tok, "vt") == 0) {
    3.15 -			vec3_t v;
    3.16 +			vec2_t v;
    3.17  
    3.18 -			if(!rest || sscanf(rest, "%f %f %f\n", &v.x, &v.y, &v.z) != 3) {
    3.19 +			if(!rest || sscanf(rest, "%f %f\n", &v.x, &v.y) != 2) {
    3.20  				continue;
    3.21  			}
    3.22 +			v.y = 1.0 - v.y;
    3.23  			vtarr = cvec_append(vtarr, &v);
    3.24  
    3.25  		} else if(strcmp(tok, "f") == 0) {
    3.26 @@ -338,6 +340,45 @@
    3.27  		mesh_draw(m);
    3.28  		m = m->next;
    3.29  	}
    3.30 +
    3.31 +#if 0
    3.32 +	{
    3.33 +		int i;
    3.34 +		struct palm_color *pal = palm_palette();
    3.35 +		float dx = 1.8 / 256;
    3.36 +		struct material *mtl = scn->matlist;
    3.37 +
    3.38 +		glMatrixMode(GL_MODELVIEW);
    3.39 +		glPushMatrix();
    3.40 +		glLoadIdentity();
    3.41 +		glMatrixMode(GL_PROJECTION);
    3.42 +		glPushMatrix();
    3.43 +		glLoadIdentity();
    3.44 +
    3.45 +		glPushAttrib(GL_ENABLE_BIT);
    3.46 +		glDisable(GL_LIGHTING);
    3.47 +		glDisable(GL_DEPTH_TEST);
    3.48 +
    3.49 +		glBegin(GL_QUADS);
    3.50 +		for(i=0; i<255; i++) {
    3.51 +			float x = i * dx - 0.9;
    3.52 +			glColor3ub(pal[i].r, pal[i].g, pal[i].b);
    3.53 +			glVertex2f(x, 0.98);
    3.54 +			glVertex2f(x, 0.9);
    3.55 +			glColor3ub(pal[i + 1].r, pal[i + 1].g, pal[i + 1].b);
    3.56 +			glVertex2f(x + dx, 0.9);
    3.57 +			glVertex2f(x + dx, 0.98);
    3.58 +		}
    3.59 +		glEnd();
    3.60 +
    3.61 +		glPopAttrib();
    3.62 +
    3.63 +		glMatrixMode(GL_PROJECTION);
    3.64 +		glPopMatrix();
    3.65 +		glMatrixMode(GL_MODELVIEW);
    3.66 +		glPopMatrix();
    3.67 +	}
    3.68 +#endif
    3.69  }
    3.70  
    3.71  /* --- material --- */
    3.72 @@ -421,6 +462,7 @@
    3.73  
    3.74  #ifdef USE_GL
    3.75  	if(mtl->tex) {
    3.76 +		assert(mtl->tex->pixels);
    3.77  		glEnable(GL_TEXTURE_2D);
    3.78  		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
    3.79  		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    3.80 @@ -443,7 +485,7 @@
    3.81  	}
    3.82  #else
    3.83  	if(mtl->tex) {
    3.84 -		/*mgl_enable(MGL_TEXTURE_2D);*/
    3.85 +		mgl_enable(MGL_TEXTURE_2D);
    3.86  		mgl_teximage(mtl->tex->width, mtl->tex->height, mtl->tex->pixels);
    3.87  	} else {
    3.88  		mgl_index(mtl->kd_base);
     4.1 --- a/src/texture.c	Wed Nov 30 00:06:28 2011 +0200
     4.2 +++ b/src/texture.c	Wed Nov 30 07:17:09 2011 +0200
     4.3 @@ -24,7 +24,7 @@
     4.4  
     4.5  struct texture *load_texture(const char *fname)
     4.6  {
     4.7 -	int i, num_pixels;
     4.8 +	int i, num_pixels, hdrline = 0;
     4.9  	struct texture *tex;
    4.10  	long fpos;
    4.11  
    4.12 @@ -38,10 +38,45 @@
    4.13  		free_texture(tex);
    4.14  		return 0;
    4.15  	}
    4.16 -	if(fscanf(tex->file, "P6 %d %d 255 ", &tex->width, &tex->height) != 2) {
    4.17 -		fprintf(stderr, "invalid pixmap: %s\n", fname);
    4.18 -		free_texture(tex);
    4.19 -		return 0;
    4.20 +
    4.21 +	while(hdrline < 3) {
    4.22 +		char buf[64];
    4.23 +		if(!fgets(buf, sizeof buf, tex->file)) {
    4.24 +			fprintf(stderr, "invalid pixmap: %s\n", fname);
    4.25 +			free_texture(tex);
    4.26 +			return 0;
    4.27 +		}
    4.28 +
    4.29 +		if(buf[0] == '#') {
    4.30 +			continue;
    4.31 +		}
    4.32 +
    4.33 +		switch(hdrline) {
    4.34 +		case 0:
    4.35 +			if(buf[0] != 'P' || buf[1] != '6') {
    4.36 +				fprintf(stderr, "invalid pixmap: %s\n", fname);
    4.37 +				free_texture(tex);
    4.38 +				return 0;
    4.39 +			}
    4.40 +			break;
    4.41 +
    4.42 +		case 1:
    4.43 +			if(sscanf(buf, "%d %d", &tex->width, &tex->height) != 2) {
    4.44 +				fprintf(stderr, "invalid pixmap: %s\n", fname);
    4.45 +				free_texture(tex);
    4.46 +				return 0;
    4.47 +			}
    4.48 +			break;
    4.49 +
    4.50 +		case 2:
    4.51 +			if(atoi(buf) != 255) {
    4.52 +				fprintf(stderr, "invalid pixmap: %s\n", fname);
    4.53 +				free_texture(tex);
    4.54 +				return 0;
    4.55 +			}
    4.56 +			break;
    4.57 +		}
    4.58 +		hdrline++;
    4.59  	}
    4.60  	fpos = ftell(tex->file);
    4.61