renamed gc_render* to render*

1 files changed, 311 insertions, 0 deletions

diff --git a/src/game/client/render.cpp b/src/game/client/render.cpp
new file mode 100644
index 00000000..f63e8692
--- /dev/null
+++ b/src/game/client/render.cpp
@@ -0,0 +1,311 @@
+/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
+#include <math.h>
+
+#include <base/math.hpp>
+
+#include <engine/e_client_interface.h>
+#include <engine/e_config.h>
+#include <game/generated/gc_data.hpp>
+#include <game/generated/g_protocol.hpp>
+#include <game/layers.hpp>
+#include "animstate.hpp"
+#include "render.hpp"
+
+static float sprite_w_scale;
+static float sprite_h_scale;
+/*
+static void layershot_begin()
+{
+	if(!config.cl_layershot)
+		return;
+
+	gfx_clear(0,0,0);
+}
+
+static void layershot_end()
+{
+	if(!config.cl_layershot)
+		return;
+	
+	char buf[256];
+	str_format(buf, sizeof(buf), "screenshots/layers_%04d.png", config.cl_layershot);
+	gfx_screenshot_direct(buf);
+	config.cl_layershot++;
+}*/
+
+void select_sprite(SPRITE *spr, int flags, int sx, int sy)
+{
+	int x = spr->x+sx;
+	int y = spr->y+sy;
+	int w = spr->w;
+	int h = spr->h;
+	int cx = spr->set->gridx;
+	int cy = spr->set->gridy;
+
+	float f = sqrtf(h*h + w*w);
+	sprite_w_scale = w/f;
+	sprite_h_scale = h/f;
+	
+	float x1 = x/(float)cx;
+	float x2 = (x+w)/(float)cx;
+	float y1 = y/(float)cy;
+	float y2 = (y+h)/(float)cy;
+	float temp = 0;
+
+	if(flags&SPRITE_FLAG_FLIP_Y)
+	{
+		temp = y1;
+		y1 = y2;
+		y2 = temp;
+	}
+
+	if(flags&SPRITE_FLAG_FLIP_X)
+	{
+		temp = x1;
+		x1 = x2;
+		x2 = temp;
+	}
+	
+	gfx_quads_setsubset(x1, y1, x2, y2);
+}
+
+void select_sprite(int id, int flags, int sx, int sy)
+{
+	if(id < 0 || id > data->num_sprites)
+		return;
+	select_sprite(&data->sprites[id], flags, sx, sy);
+}
+
+void draw_sprite(float x, float y, float size)
+{
+	gfx_quads_draw(x, y, size*sprite_w_scale, size*sprite_h_scale);
+}
+
+void draw_round_rect_ext(float x, float y, float w, float h, float r, int corners)
+{
+	int num = 8;
+	for(int i = 0; i < num; i+=2)
+	{
+		float a1 = i/(float)num * pi/2;
+		float a2 = (i+1)/(float)num * pi/2;
+		float a3 = (i+2)/(float)num * pi/2;
+		float ca1 = cosf(a1);
+		float ca2 = cosf(a2);
+		float ca3 = cosf(a3);
+		float sa1 = sinf(a1);
+		float sa2 = sinf(a2);
+		float sa3 = sinf(a3);
+
+		if(corners&1) // TL
+		gfx_quads_draw_freeform(
+			x+r, y+r,
+			x+(1-ca1)*r, y+(1-sa1)*r,
+			x+(1-ca3)*r, y+(1-sa3)*r,
+			x+(1-ca2)*r, y+(1-sa2)*r);
+
+		if(corners&2) // TR
+		gfx_quads_draw_freeform(
+			x+w-r, y+r,
+			x+w-r+ca1*r, y+(1-sa1)*r,
+			x+w-r+ca3*r, y+(1-sa3)*r,
+			x+w-r+ca2*r, y+(1-sa2)*r);
+
+		if(corners&4) // BL
+		gfx_quads_draw_freeform(
+			x+r, y+h-r,
+			x+(1-ca1)*r, y+h-r+sa1*r,
+			x+(1-ca3)*r, y+h-r+sa3*r,
+			x+(1-ca2)*r, y+h-r+sa2*r);
+
+		if(corners&8) // BR
+		gfx_quads_draw_freeform(
+			x+w-r, y+h-r,
+			x+w-r+ca1*r, y+h-r+sa1*r,
+			x+w-r+ca3*r, y+h-r+sa3*r,
+			x+w-r+ca2*r, y+h-r+sa2*r);
+	}
+
+	gfx_quads_drawTL(x+r, y+r, w-r*2, h-r*2); // center
+	gfx_quads_drawTL(x+r, y, w-r*2, r); // top
+	gfx_quads_drawTL(x+r, y+h-r, w-r*2, r); // bottom
+	gfx_quads_drawTL(x, y+r, r, h-r*2); // left
+	gfx_quads_drawTL(x+w-r, y+r, r, h-r*2); // right
+	
+	if(!(corners&1)) gfx_quads_drawTL(x, y, r, r); // TL
+	if(!(corners&2)) gfx_quads_drawTL(x+w, y, -r, r); // TR
+	if(!(corners&4)) gfx_quads_drawTL(x, y+h, r, -r); // BL
+	if(!(corners&8)) gfx_quads_drawTL(x+w, y+h, -r, -r); // BR
+}
+
+void draw_round_rect(float x, float y, float w, float h, float r)
+{
+	draw_round_rect_ext(x,y,w,h,r,0xf);
+}
+
+void ui_draw_rect(const RECT *r, vec4 color, int corners, float rounding)
+{
+	gfx_texture_set(-1);
+	gfx_quads_begin();
+	gfx_setcolor(color.r, color.g, color.b, color.a);
+	draw_round_rect_ext(r->x,r->y,r->w,r->h,rounding*ui_scale(), corners);
+	gfx_quads_end();
+}
+
+void render_tee(ANIMSTATE *anim, TEE_RENDER_INFO *info, int emote, vec2 dir, vec2 pos)
+{
+	vec2 direction = dir;
+	vec2 position = pos;
+
+	//gfx_texture_set(data->images[IMAGE_CHAR_DEFAULT].id);
+	gfx_texture_set(info->texture);
+	gfx_quads_begin();
+	//gfx_quads_draw(pos.x, pos.y-128, 128, 128);
+
+	// first pass we draw the outline
+	// second pass we draw the filling
+	for(int p = 0; p < 2; p++)
+	{
+		int outline = p==0 ? 1 : 0;
+
+		for(int f = 0; f < 2; f++)
+		{
+			float animscale = info->size * 1.0f/64.0f;
+			float basesize = info->size;
+			if(f == 1)
+			{
+				gfx_quads_setrotation(anim->body.angle*pi*2);
+
+				// draw body
+				gfx_setcolor(info->color_body.r, info->color_body.g, info->color_body.b, 1.0f);
+				vec2 body_pos = position + vec2(anim->body.x, anim->body.y)*animscale;
+				select_sprite(outline?SPRITE_TEE_BODY_OUTLINE:SPRITE_TEE_BODY, 0, 0, 0);
+				gfx_quads_draw(body_pos.x, body_pos.y, basesize, basesize);
+
+				// draw eyes
+				if(p == 1)
+				{
+					switch (emote)
+					{
+						case EMOTE_PAIN:
+							select_sprite(SPRITE_TEE_EYE_PAIN, 0, 0, 0);
+							break;
+						case EMOTE_HAPPY:
+							select_sprite(SPRITE_TEE_EYE_HAPPY, 0, 0, 0);
+							break;
+						case EMOTE_SURPRISE:
+							select_sprite(SPRITE_TEE_EYE_SURPRISE, 0, 0, 0);
+							break;
+						case EMOTE_ANGRY:
+							select_sprite(SPRITE_TEE_EYE_ANGRY, 0, 0, 0);
+							break;
+						default:
+							select_sprite(SPRITE_TEE_EYE_NORMAL, 0, 0, 0);
+							break;
+					}
+					
+					float eyescale = basesize*0.40f;
+					float h = emote == EMOTE_BLINK ? basesize*0.15f : eyescale;
+					float eyeseparation = (0.075f - 0.010f*fabs(direction.x))*basesize;
+					vec2 offset = vec2(direction.x*0.125f, -0.05f+direction.y*0.10f)*basesize;
+					gfx_quads_draw(body_pos.x-eyeseparation+offset.x, body_pos.y+offset.y, eyescale, h);
+					gfx_quads_draw(body_pos.x+eyeseparation+offset.x, body_pos.y+offset.y, -eyescale, h);
+				}
+			}
+
+			// draw feet
+			ANIM_KEYFRAME *foot = f ? &anim->front_foot : &anim->back_foot;
+
+			float w = basesize;
+			float h = basesize/2;
+
+			gfx_quads_setrotation(foot->angle*pi*2);
+			
+			bool indicate = !info->got_airjump && config.cl_airjumpindicator;
+			float cs = 1.0f; // color scale
+			
+			if(outline)
+				select_sprite(SPRITE_TEE_FOOT_OUTLINE, 0, 0, 0);
+			else
+			{
+				select_sprite(SPRITE_TEE_FOOT, 0, 0, 0);
+				if(indicate)
+					cs = 0.5f;
+			}
+				
+			gfx_setcolor(info->color_feet.r*cs, info->color_feet.g*cs, info->color_feet.b*cs, 1.0f);
+			gfx_quads_draw(position.x+foot->x*animscale, position.y+foot->y*animscale, w, h);
+		}
+	}
+
+	gfx_quads_end();
+	
+	
+}
+
+static void calc_screen_params(float amount, float wmax, float hmax, float aspect, float *w, float *h)
+{
+	float f = sqrt(amount) / sqrt(aspect);
+	*w = f*aspect;
+	*h = f;
+	
+	// limit the view
+	if(*w > wmax)
+	{
+		*w = wmax;
+		*h = *w/aspect;
+	}
+	
+	if(*h > hmax)
+	{
+		*h = hmax;
+		*w = *h*aspect;
+	}
+}
+
+void mapscreen_to_world(float center_x, float center_y, float parallax_x, float parallax_y,
+	float offset_x, float offset_y, float aspect, float zoom, float *points)
+{
+	float width, height;
+	calc_screen_params(1150*1000, 1500, 1050, aspect, &width, &height);
+	center_x *= parallax_x;
+	center_y *= parallax_y;
+	width *= zoom;
+	height *= zoom;
+	points[0] = offset_x+center_x-width/2;
+	points[1] = offset_y+center_y-height/2;
+	points[2] = offset_x+center_x+width/2;
+	points[3] = offset_y+center_y+height/2;
+}
+
+void render_tilemap_generate_skip()
+{
+	for(int g = 0; g < layers_num_groups(); g++)
+	{
+		MAPITEM_GROUP *group = layers_get_group(g);
+		
+		for(int l = 0; l < group->num_layers; l++)
+		{
+			MAPITEM_LAYER *layer = layers_get_layer(group->start_layer+l);
+
+			if(layer->type == LAYERTYPE_TILES)
+			{
+				MAPITEM_LAYER_TILEMAP *tmap = (MAPITEM_LAYER_TILEMAP *)layer;
+				TILE *tiles = (TILE *)map_get_data(tmap->data);
+				for(int y = 0; y < tmap->height; y++)
+				{
+					for(int x = 1; x < tmap->width; x++)
+					{
+						int sx;
+						for(sx = 1; x+sx < tmap->width && sx < 255; sx++)
+						{
+							if(tiles[y*tmap->width+x+sx].index)
+								break;
+						}
+						
+						tiles[y*tmap->width+x].skip = sx-1;
+					}
+				}
+			}
+		}
+	}
+}