cvar_t r_waterwarp = {CVAR_SAVE, "r_waterwarp", "1", "warp view while underwater"};
cvar_t gl_polyblend = {CVAR_SAVE, "gl_polyblend", "1", "tints view while underwater, hurt, etc"};
cvar_t gl_dither = {CVAR_SAVE, "gl_dither", "1", "enables OpenGL dithering (16bit looks bad with this off)"};
-cvar_t gl_lockarrays = {0, "gl_lockarrays", "0", "enables use of glLockArraysEXT, may cause glitches with some broken drivers, and may be slower than normal"};
-cvar_t gl_lockarrays_minimumvertices = {0, "gl_lockarrays_minimumvertices", "1", "minimum number of vertices required for use of glLockArraysEXT, setting this too low may reduce performance"};
cvar_t gl_vbo = {CVAR_SAVE, "gl_vbo", "3", "make use of GL_ARB_vertex_buffer_object extension to store static geometry in video memory for faster rendering, 0 disables VBO allocation or use, 1 enables VBOs for vertex and triangle data, 2 only for vertex data, 3 for vertex data and triangle data of simple meshes (ones with only one surface)"};
cvar_t gl_fbo = {CVAR_SAVE, "gl_fbo", "1", "make use of GL_ARB_framebuffer_object extension to enable shadowmaps and other features using pixel formats different from the framebuffer"};
cvar_t v_flipped = {0, "v_flipped", "0", "mirror the screen (poor man's left handed mode)"};
qboolean v_flipped_state = false;
+r_viewport_t gl_viewport;
+matrix4x4_t gl_modelmatrix;
+matrix4x4_t gl_viewmatrix;
+matrix4x4_t gl_modelviewmatrix;
+matrix4x4_t gl_projectionmatrix;
+matrix4x4_t gl_modelviewprojectionmatrix;
+float gl_modelview16f[16];
+float gl_modelviewprojection16f[16];
+qboolean gl_modelmatrixchanged;
+
int gl_maxdrawrangeelementsvertices;
int gl_maxdrawrangeelementsindices;
memexpandablearray_t bufferobjectinfoarray;
- r_viewport_t viewport;
- matrix4x4_t modelmatrix;
- matrix4x4_t modelviewmatrix;
-
qboolean active;
}
gl_state_t;
Cvar_RegisterVariable(&gl_polyblend);
Cvar_RegisterVariable(&v_flipped);
Cvar_RegisterVariable(&gl_dither);
- Cvar_RegisterVariable(&gl_lockarrays);
- Cvar_RegisterVariable(&gl_lockarrays_minimumvertices);
Cvar_RegisterVariable(&gl_vbo);
Cvar_RegisterVariable(&gl_paranoid);
Cvar_RegisterVariable(&gl_printcheckerror);
Cmd_AddCommand("gl_vbostats", GL_VBOStats_f, "prints a list of all buffer objects (vertex data and triangle elements) and total video memory used by them");
- R_RegisterModule("GL_Backend", gl_backend_start, gl_backend_shutdown, gl_backend_newmap);
+ R_RegisterModule("GL_Backend", gl_backend_start, gl_backend_shutdown, gl_backend_newmap, NULL, NULL);
}
void GL_SetMirrorState(qboolean state);
Matrix4x4_Transform4 (&v->projectmatrix, temp, out);
iw = 1.0f / out[3];
out[0] = v->x + (out[0] * iw + 1.0f) * v->width * 0.5f;
- out[1] = v->y + v->height - (out[1] * iw + 1.0f) * v->height * 0.5f;
+
+ // for an odd reason, inverting this is wrong for R_Shadow_ScissorForBBox (we then get badly scissored lights)
+ //out[1] = v->y + v->height - (out[1] * iw + 1.0f) * v->height * 0.5f;
+ out[1] = v->y + (out[1] * iw + 1.0f) * v->height * 0.5f;
+
out[2] = v->z + (out[2] * iw + 1.0f) * v->depth * 0.5f;
}
-static void R_Viewport_ApplyNearClipPlane(r_viewport_t *v, double normalx, double normaly, double normalz, double dist)
+static int bboxedges[12][2] =
+{
+ // top
+ {0, 1}, // +X
+ {0, 2}, // +Y
+ {1, 3}, // Y, +X
+ {2, 3}, // X, +Y
+ // bottom
+ {4, 5}, // +X
+ {4, 6}, // +Y
+ {5, 7}, // Y, +X
+ {6, 7}, // X, +Y
+ // verticals
+ {0, 4}, // +Z
+ {1, 5}, // X, +Z
+ {2, 6}, // Y, +Z
+ {3, 7}, // XY, +Z
+};
+
+qboolean R_ScissorForBBox(const float *mins, const float *maxs, int *scissor)
+{
+ int i, ix1, iy1, ix2, iy2;
+ float x1, y1, x2, y2;
+ vec4_t v, v2;
+ float vertex[20][3];
+ int j, k;
+ vec4_t plane4f;
+ int numvertices;
+ float corner[8][4];
+ float dist[8];
+ int sign[8];
+ float f;
+
+ scissor[0] = r_refdef.view.viewport.x;
+ scissor[1] = r_refdef.view.viewport.y;
+ scissor[2] = r_refdef.view.viewport.width;
+ scissor[3] = r_refdef.view.viewport.height;
+
+ // if view is inside the box, just say yes it's visible
+ if (BoxesOverlap(r_refdef.view.origin, r_refdef.view.origin, mins, maxs))
+ return false;
+
+ x1 = y1 = x2 = y2 = 0;
+
+ // transform all corners that are infront of the nearclip plane
+ VectorNegate(r_refdef.view.frustum[4].normal, plane4f);
+ plane4f[3] = r_refdef.view.frustum[4].dist;
+ numvertices = 0;
+ for (i = 0;i < 8;i++)
+ {
+ Vector4Set(corner[i], (i & 1) ? maxs[0] : mins[0], (i & 2) ? maxs[1] : mins[1], (i & 4) ? maxs[2] : mins[2], 1);
+ dist[i] = DotProduct4(corner[i], plane4f);
+ sign[i] = dist[i] > 0;
+ if (!sign[i])
+ {
+ VectorCopy(corner[i], vertex[numvertices]);
+ numvertices++;
+ }
+ }
+ // if some points are behind the nearclip, add clipped edge points to make
+ // sure that the scissor boundary is complete
+ if (numvertices > 0 && numvertices < 8)
+ {
+ // add clipped edge points
+ for (i = 0;i < 12;i++)
+ {
+ j = bboxedges[i][0];
+ k = bboxedges[i][1];
+ if (sign[j] != sign[k])
+ {
+ f = dist[j] / (dist[j] - dist[k]);
+ VectorLerp(corner[j], f, corner[k], vertex[numvertices]);
+ numvertices++;
+ }
+ }
+ }
+
+ // if we have no points to check, it is behind the view plane
+ if (!numvertices)
+ return true;
+
+ // if we have some points to transform, check what screen area is covered
+ x1 = y1 = x2 = y2 = 0;
+ v[3] = 1.0f;
+ //Con_Printf("%i vertices to transform...\n", numvertices);
+ for (i = 0;i < numvertices;i++)
+ {
+ VectorCopy(vertex[i], v);
+ R_Viewport_TransformToScreen(&r_refdef.view.viewport, v, v2);
+ //Con_Printf("%.3f %.3f %.3f %.3f transformed to %.3f %.3f %.3f %.3f\n", v[0], v[1], v[2], v[3], v2[0], v2[1], v2[2], v2[3]);
+ if (i)
+ {
+ if (x1 > v2[0]) x1 = v2[0];
+ if (x2 < v2[0]) x2 = v2[0];
+ if (y1 > v2[1]) y1 = v2[1];
+ if (y2 < v2[1]) y2 = v2[1];
+ }
+ else
+ {
+ x1 = x2 = v2[0];
+ y1 = y2 = v2[1];
+ }
+ }
+
+ // now convert the scissor rectangle to integer screen coordinates
+ ix1 = (int)(x1 - 1.0f);
+ //iy1 = vid.height - (int)(y2 - 1.0f);
+ //iy1 = r_refdef.view.viewport.width + 2 * r_refdef.view.viewport.x - (int)(y2 - 1.0f);
+ iy1 = (int)(y1 - 1.0f);
+ ix2 = (int)(x2 + 1.0f);
+ //iy2 = vid.height - (int)(y1 + 1.0f);
+ //iy2 = r_refdef.view.viewport.height + 2 * r_refdef.view.viewport.y - (int)(y1 + 1.0f);
+ iy2 = (int)(y2 + 1.0f);
+ //Con_Printf("%f %f %f %f\n", x1, y1, x2, y2);
+
+ // clamp it to the screen
+ if (ix1 < r_refdef.view.viewport.x) ix1 = r_refdef.view.viewport.x;
+ if (iy1 < r_refdef.view.viewport.y) iy1 = r_refdef.view.viewport.y;
+ if (ix2 > r_refdef.view.viewport.x + r_refdef.view.viewport.width) ix2 = r_refdef.view.viewport.x + r_refdef.view.viewport.width;
+ if (iy2 > r_refdef.view.viewport.y + r_refdef.view.viewport.height) iy2 = r_refdef.view.viewport.y + r_refdef.view.viewport.height;
+
+ // if it is inside out, it's not visible
+ if (ix2 <= ix1 || iy2 <= iy1)
+ return true;
+
+ // the light area is visible, set up the scissor rectangle
+ scissor[0] = ix1;
+ scissor[1] = iy1;
+ scissor[2] = ix2 - ix1;
+ scissor[3] = iy2 - iy1;
+
+ return false;
+}
+
+
+static void R_Viewport_ApplyNearClipPlaneFloatGL(const r_viewport_t *v, float *m, float normalx, float normaly, float normalz, float dist)
{
- double q[4];
- double d;
+ float q[4];
+ float d;
float clipPlane[4], v3[3], v4[3];
float normal[3];
// testing code for comparing results
float clipPlane2[4];
VectorCopy4(clipPlane, clipPlane2);
- R_Mesh_Matrix(&identitymatrix);
+ R_EntityMatrix(&identitymatrix);
VectorSet(q, normal[0], normal[1], normal[2], -dist);
qglClipPlane(GL_CLIP_PLANE0, q);
qglGetClipPlane(GL_CLIP_PLANE0, q);
// as (sgn(clipPlane.x), sgn(clipPlane.y), 1, 1) and
// transform it into camera space by multiplying it
// by the inverse of the projection matrix
- q[0] = ((clipPlane[0] < 0.0f ? -1.0f : clipPlane[0] > 0.0f ? 1.0f : 0.0f) + v->m[8]) / v->m[0];
- q[1] = ((clipPlane[1] < 0.0f ? -1.0f : clipPlane[1] > 0.0f ? 1.0f : 0.0f) + v->m[9]) / v->m[5];
+ q[0] = ((clipPlane[0] < 0.0f ? -1.0f : clipPlane[0] > 0.0f ? 1.0f : 0.0f) + m[8]) / m[0];
+ q[1] = ((clipPlane[1] < 0.0f ? -1.0f : clipPlane[1] > 0.0f ? 1.0f : 0.0f) + m[9]) / m[5];
q[2] = -1.0f;
- q[3] = (1.0f + v->m[10]) / v->m[14];
+ q[3] = (1.0f + m[10]) / m[14];
// Calculate the scaled plane vector
d = 2.0f / DotProduct4(clipPlane, q);
// Replace the third row of the projection matrix
- v->m[2] = clipPlane[0] * d;
- v->m[6] = clipPlane[1] * d;
- v->m[10] = clipPlane[2] * d + 1.0f;
- v->m[14] = clipPlane[3] * d;
+ m[2] = clipPlane[0] * d;
+ m[6] = clipPlane[1] * d;
+ m[10] = clipPlane[2] * d + 1.0f;
+ m[14] = clipPlane[3] * d;
}
-void R_Viewport_InitOrtho(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, double x1, double y1, double x2, double y2, double nearclip, double farclip, const double *nearplane)
+void R_Viewport_InitOrtho(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float x1, float y1, float x2, float y2, float nearclip, float farclip, const float *nearplane)
{
float left = x1, right = x2, bottom = y2, top = y1, zNear = nearclip, zFar = farclip;
+ float m[16];
memset(v, 0, sizeof(*v));
v->type = R_VIEWPORTTYPE_ORTHO;
v->cameramatrix = *cameramatrix;
v->width = width;
v->height = height;
v->depth = 1;
- v->m[0] = 2/(right - left);
- v->m[5] = 2/(top - bottom);
- v->m[10] = -2/(zFar - zNear);
- v->m[12] = - (right + left)/(right - left);
- v->m[13] = - (top + bottom)/(top - bottom);
- v->m[14] = - (zFar + zNear)/(zFar - zNear);
- v->m[15] = 1;
+ memset(m, 0, sizeof(m));
+ m[0] = 2/(right - left);
+ m[5] = 2/(top - bottom);
+ m[10] = -2/(zFar - zNear);
+ m[12] = - (right + left)/(right - left);
+ m[13] = - (top + bottom)/(top - bottom);
+ m[14] = - (zFar + zNear)/(zFar - zNear);
+ m[15] = 1;
+ v->screentodepth[0] = -farclip / (farclip - nearclip);
+ v->screentodepth[1] = farclip * nearclip / (farclip - nearclip);
Matrix4x4_Invert_Full(&v->viewmatrix, &v->cameramatrix);
- Matrix4x4_FromArrayDoubleGL(&v->projectmatrix, v->m);
if (nearplane)
- R_Viewport_ApplyNearClipPlane(v, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+ R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+
+ Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
#if 0
{
#endif
}
-void R_Viewport_InitPerspective(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, double frustumx, double frustumy, double nearclip, double farclip, const double *nearplane)
+void R_Viewport_InitPerspective(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float frustumx, float frustumy, float nearclip, float farclip, const float *nearplane)
{
matrix4x4_t tempmatrix, basematrix;
+ float m[16];
memset(v, 0, sizeof(*v));
- if(v_flipped.integer)
- frustumx = -frustumx;
-
v->type = R_VIEWPORTTYPE_PERSPECTIVE;
v->cameramatrix = *cameramatrix;
v->x = x;
v->width = width;
v->height = height;
v->depth = 1;
- v->m[0] = 1.0 / frustumx;
- v->m[5] = 1.0 / frustumy;
- v->m[10] = -(farclip + nearclip) / (farclip - nearclip);
- v->m[11] = -1;
- v->m[14] = -2 * nearclip * farclip / (farclip - nearclip);
+ memset(m, 0, sizeof(m));
+ m[0] = 1.0 / frustumx;
+ m[5] = 1.0 / frustumy;
+ m[10] = -(farclip + nearclip) / (farclip - nearclip);
+ m[11] = -1;
+ m[14] = -2 * nearclip * farclip / (farclip - nearclip);
+ v->screentodepth[0] = -farclip / (farclip - nearclip);
+ v->screentodepth[1] = farclip * nearclip / (farclip - nearclip);
Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
Matrix4x4_CreateRotate(&basematrix, -90, 1, 0, 0);
Matrix4x4_ConcatRotate(&basematrix, 90, 0, 0, 1);
Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
- Matrix4x4_FromArrayDoubleGL(&v->projectmatrix, v->m);
-
if (nearplane)
- R_Viewport_ApplyNearClipPlane(v, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+ R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+
+ if(v_flipped.integer)
+ {
+ m[0] = -m[0];
+ m[4] = -m[4];
+ m[8] = -m[8];
+ m[12] = -m[12];
+ }
+
+ Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
}
-void R_Viewport_InitPerspectiveInfinite(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, double frustumx, double frustumy, double nearclip, const double *nearplane)
+void R_Viewport_InitPerspectiveInfinite(r_viewport_t *v, const matrix4x4_t *cameramatrix, int x, int y, int width, int height, float frustumx, float frustumy, float nearclip, const float *nearplane)
{
matrix4x4_t tempmatrix, basematrix;
- const double nudge = 1.0 - 1.0 / (1<<23);
+ const float nudge = 1.0 - 1.0 / (1<<23);
+ float m[16];
memset(v, 0, sizeof(*v));
- if(v_flipped.integer)
- frustumx = -frustumx;
-
v->type = R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP;
v->cameramatrix = *cameramatrix;
v->x = x;
v->width = width;
v->height = height;
v->depth = 1;
- v->m[ 0] = 1.0 / frustumx;
- v->m[ 5] = 1.0 / frustumy;
- v->m[10] = -nudge;
- v->m[11] = -1;
- v->m[14] = -2 * nearclip * nudge;
+ memset(m, 0, sizeof(m));
+ m[ 0] = 1.0 / frustumx;
+ m[ 5] = 1.0 / frustumy;
+ m[10] = -nudge;
+ m[11] = -1;
+ m[14] = -2 * nearclip * nudge;
+ v->screentodepth[0] = (m[10] + 1) * 0.5 - 1;
+ v->screentodepth[1] = m[14] * -0.5;
Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
Matrix4x4_CreateRotate(&basematrix, -90, 1, 0, 0);
Matrix4x4_ConcatRotate(&basematrix, 90, 0, 0, 1);
Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
- Matrix4x4_FromArrayDoubleGL(&v->projectmatrix, v->m);
-
if (nearplane)
- R_Viewport_ApplyNearClipPlane(v, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+ R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+
+ if(v_flipped.integer)
+ {
+ m[0] = -m[0];
+ m[4] = -m[4];
+ m[8] = -m[8];
+ m[12] = -m[12];
+ }
+
+ Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
}
float cubeviewmatrix[6][16] =
void R_Viewport_InitCubeSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, float nearclip, float farclip, const float *nearplane)
{
matrix4x4_t tempmatrix, basematrix;
+ float m[16];
memset(v, 0, sizeof(*v));
v->type = R_VIEWPORTTYPE_PERSPECTIVECUBESIDE;
v->cameramatrix = *cameramatrix;
v->width = size;
v->height = size;
v->depth = 1;
- v->m[0] = v->m[5] = 1.0f;
- v->m[10] = -(farclip + nearclip) / (farclip - nearclip);
- v->m[11] = -1;
- v->m[14] = -2 * nearclip * farclip / (farclip - nearclip);
+ memset(m, 0, sizeof(m));
+ m[0] = m[5] = 1.0f;
+ m[10] = -(farclip + nearclip) / (farclip - nearclip);
+ m[11] = -1;
+ m[14] = -2 * nearclip * farclip / (farclip - nearclip);
Matrix4x4_FromArrayFloatGL(&basematrix, cubeviewmatrix[side]);
Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
- Matrix4x4_FromArrayDoubleGL(&v->projectmatrix, v->m);
if (nearplane)
- R_Viewport_ApplyNearClipPlane(v, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+ R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+
+ Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
}
void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, int border, float nearclip, float farclip, const float *nearplane)
{
matrix4x4_t tempmatrix, basematrix;
+ float m[16];
memset(v, 0, sizeof(*v));
v->type = R_VIEWPORTTYPE_PERSPECTIVECUBESIDE;
v->cameramatrix = *cameramatrix;
v->width = size;
v->height = size;
v->depth = 1;
- v->m[0] = v->m[5] = 1.0f * ((float)size - border) / size;
- v->m[10] = -(farclip + nearclip) / (farclip - nearclip);
- v->m[11] = -1;
- v->m[14] = -2 * nearclip * farclip / (farclip - nearclip);
+ memset(m, 0, sizeof(m));
+ m[0] = m[5] = 1.0f * ((float)size - border) / size;
+ m[10] = -(farclip + nearclip) / (farclip - nearclip);
+ m[11] = -1;
+ m[14] = -2 * nearclip * farclip / (farclip - nearclip);
Matrix4x4_FromArrayFloatGL(&basematrix, rectviewmatrix[side]);
Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
- Matrix4x4_FromArrayDoubleGL(&v->projectmatrix, v->m);
if (nearplane)
- R_Viewport_ApplyNearClipPlane(v, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+ R_Viewport_ApplyNearClipPlaneFloatGL(v, m, nearplane[0], nearplane[1], nearplane[2], nearplane[3]);
+
+ Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
}
void R_SetViewport(const r_viewport_t *v)
{
- float glmatrix[16];
- gl_state.viewport = *v;
+ float m[16];
+ gl_viewport = *v;
CHECKGLERROR
qglViewport(v->x, v->y, v->width, v->height);CHECKGLERROR
- // Load the projection matrix into OpenGL
- qglMatrixMode(GL_PROJECTION);CHECKGLERROR
- qglLoadMatrixd(gl_state.viewport.m);CHECKGLERROR
- qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
-
// FIXME: v_flipped_state is evil, this probably breaks somewhere
GL_SetMirrorState(v_flipped.integer && (v->type == R_VIEWPORTTYPE_PERSPECTIVE || v->type == R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP));
- // directly force an update of the modelview matrix
- Matrix4x4_Concat(&gl_state.modelviewmatrix, &gl_state.viewport.viewmatrix, &gl_state.modelmatrix);
- Matrix4x4_ToArrayFloatGL(&gl_state.modelviewmatrix, glmatrix);
- qglLoadMatrixf(glmatrix);CHECKGLERROR
+ // copy over the matrices to our state
+ gl_viewmatrix = v->viewmatrix;
+ gl_projectionmatrix = v->projectmatrix;
+
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
+// break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ // Load the projection matrix into OpenGL
+ qglMatrixMode(GL_PROJECTION);CHECKGLERROR
+ Matrix4x4_ToArrayFloatGL(&gl_projectionmatrix, m);
+ qglLoadMatrixf(m);CHECKGLERROR
+ qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
+ break;
+ }
+
+ // force an update of the derived matrices
+ gl_modelmatrixchanged = true;
+ R_EntityMatrix(&gl_modelmatrix);
}
void R_GetViewport(r_viewport_t *v)
{
- *v = gl_state.viewport;
+ *v = gl_viewport;
}
static void GL_BindVBO(int bufferobject)
gl_state.unit = MAX_TEXTUREUNITS;
gl_state.clientunit = MAX_TEXTUREUNITS;
- for (i = 0;i < vid.teximageunits;i++)
+ switch(vid.renderpath)
{
- GL_ActiveTexture(i);
- qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
- if (vid.support.ext_texture_3d)
- {
- qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
- }
- if (vid.support.arb_texture_cube_map)
- {
- qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, 0);CHECKGLERROR
- }
- if (vid.support.arb_texture_rectangle)
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
+ for (i = 0;i < vid.teximageunits;i++)
{
- qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);CHECKGLERROR
+ GL_ActiveTexture(i);
+ qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
+ if (vid.support.ext_texture_3d)
+ {
+ qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
+ }
+ if (vid.support.arb_texture_cube_map)
+ {
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, 0);CHECKGLERROR
+ }
+ if (vid.support.arb_texture_rectangle)
+ {
+ qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);CHECKGLERROR
+ }
}
- }
-
- for (i = 0;i < vid.texarrayunits;i++)
- {
- GL_ClientActiveTexture(i);
- GL_BindVBO(0);
- qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), NULL);CHECKGLERROR
- qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
- }
- for (i = 0;i < vid.texunits;i++)
- {
- GL_ActiveTexture(i);
- qglDisable(GL_TEXTURE_2D);CHECKGLERROR
- if (vid.support.ext_texture_3d)
- {
- qglDisable(GL_TEXTURE_3D);CHECKGLERROR
- }
- if (vid.support.arb_texture_cube_map)
+ for (i = 0;i < vid.texarrayunits;i++)
{
- qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
+ GL_ClientActiveTexture(i);
+ GL_BindVBO(0);
+ qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), NULL);CHECKGLERROR
+ qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
}
- if (vid.support.arb_texture_rectangle)
+ CHECKGLERROR
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ for (i = 0;i < vid.texunits;i++)
{
- qglDisable(GL_TEXTURE_RECTANGLE_ARB);CHECKGLERROR
+ GL_ActiveTexture(i);
+ GL_ClientActiveTexture(i);
+ qglDisable(GL_TEXTURE_2D);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_2D, 0);CHECKGLERROR
+ if (vid.support.ext_texture_3d)
+ {
+ qglDisable(GL_TEXTURE_3D);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_3D, 0);CHECKGLERROR
+ }
+ if (vid.support.arb_texture_cube_map)
+ {
+ qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, 0);CHECKGLERROR
+ }
+ if (vid.support.arb_texture_rectangle)
+ {
+ qglDisable(GL_TEXTURE_RECTANGLE_ARB);CHECKGLERROR
+ qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);CHECKGLERROR
+ }
+ GL_BindVBO(0);
+ qglTexCoordPointer(2, GL_FLOAT, sizeof(float[2]), NULL);CHECKGLERROR
+ qglDisableClientState(GL_TEXTURE_COORD_ARRAY);CHECKGLERROR
+ qglMatrixMode(GL_TEXTURE);CHECKGLERROR
+ qglLoadIdentity();CHECKGLERROR
+ qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
+ qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);CHECKGLERROR
}
- qglMatrixMode(GL_TEXTURE);CHECKGLERROR
- qglLoadIdentity();CHECKGLERROR
- qglMatrixMode(GL_MODELVIEW);CHECKGLERROR
- qglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);CHECKGLERROR
CHECKGLERROR
+ break;
}
- CHECKGLERROR
}
void GL_ActiveTexture(unsigned int num)
}
}
-void GL_LockArrays(int first, int count)
-{
- if (count < gl_lockarrays_minimumvertices.integer)
- {
- first = 0;
- count = 0;
- }
- if (gl_state.lockrange_count != count || gl_state.lockrange_first != first)
- {
- if (gl_state.lockrange_count)
- {
- gl_state.lockrange_count = 0;
- CHECKGLERROR
- qglUnlockArraysEXT();
- CHECKGLERROR
- }
- if (count && vid.support.ext_compiled_vertex_array && gl_lockarrays.integer)
- {
- gl_state.lockrange_first = first;
- gl_state.lockrange_count = count;
- CHECKGLERROR
- qglLockArraysEXT(first, count);
- CHECKGLERROR
- }
- }
-}
-
void GL_Scissor (int x, int y, int width, int height)
{
CHECKGLERROR
qglCompileShaderARB(shaderobject);CHECKGLERROR
qglGetObjectParameterivARB(shaderobject, GL_OBJECT_COMPILE_STATUS_ARB, &shadercompiled);CHECKGLERROR
qglGetInfoLogARB(shaderobject, sizeof(compilelog), NULL, compilelog);CHECKGLERROR
- if (compilelog[0] && developer.integer > 0)
+ if (compilelog[0] && (strstr(compilelog, "error") || strstr(compilelog, "ERROR") || strstr(compilelog, "Error") || strstr(compilelog, "WARNING") || strstr(compilelog, "warning") || strstr(compilelog, "Warning")))
{
int i, j, pretextlines = 0;
for (i = 0;i < numstrings - 1;i++)
for (j = 0;strings[i][j];j++)
if (strings[i][j] == '\n')
pretextlines++;
- Con_DPrintf("%s shader compile log:\n%s\n(line offset for any above warnings/errors: %i)\n", shadertype, compilelog, pretextlines);
+ Con_Printf("%s shader compile log:\n%s\n(line offset for any above warnings/errors: %i)\n", shadertype, compilelog, pretextlines);
}
if (!shadercompiled)
{
qglGetInfoLogARB(programobject, sizeof(linklog), NULL, linklog);CHECKGLERROR
if (linklog[0])
{
- Con_DPrintf("program link log:\n%s\n", linklog);
+ if (strstr(linklog, "error") || strstr(linklog, "ERROR") || strstr(linklog, "Error") || strstr(linklog, "WARNING") || strstr(linklog, "warning") || strstr(linklog, "Warning"))
+ Con_DPrintf("program link log:\n%s\n", linklog);
// software vertex shader is ok but software fragment shader is WAY
// too slow, fail program if so.
// NOTE: this string might be ATI specific, but that's ok because the
unsigned int numelements = numtriangles * 3;
if (numvertices < 3 || numtriangles < 1)
{
- if (numvertices < 0 || numtriangles < 0 || developer.integer >= 100)
- Con_Printf("R_Mesh_Draw(%d, %d, %d, %d, %8p, %8p, %i, %i);\n", firstvertex, numvertices, firsttriangle, numtriangles, (void *)element3i, (void *)element3s, bufferobject3i, bufferobject3s);
+ if (numvertices < 0 || numtriangles < 0 || developer_extra.integer)
+ Con_DPrintf("R_Mesh_Draw(%d, %d, %d, %d, %8p, %8p, %i, %i);\n", firstvertex, numvertices, firsttriangle, numtriangles, (void *)element3i, (void *)element3s, bufferobject3i, bufferobject3s);
return;
}
if (!gl_mesh_prefer_short_elements.integer)
Con_Printf("vertex buffers: %i element buffers totalling %i bytes (%.3f MB), %i vertex buffers totalling %i bytes (%.3f MB), combined %i bytes (%.3fMB)\n", (int)ebocount, (int)ebomemory, ebomemory / 1048576.0, (int)vbocount, (int)vbomemory, vbomemory / 1048576.0, (int)(ebomemory + vbomemory), (ebomemory + vbomemory) / 1048576.0);
}
-void R_Mesh_Matrix(const matrix4x4_t *matrix)
-{
- if (memcmp(matrix, &gl_state.modelmatrix, sizeof(matrix4x4_t)))
- {
- float glmatrix[16];
- gl_state.modelmatrix = *matrix;
- Matrix4x4_Concat(&gl_state.modelviewmatrix, &gl_state.viewport.viewmatrix, &gl_state.modelmatrix);
- Matrix4x4_ToArrayFloatGL(&gl_state.modelviewmatrix, glmatrix);
- CHECKGLERROR
- qglLoadMatrixf(glmatrix);CHECKGLERROR
- }
-}
-
void R_Mesh_VertexPointer(const float *vertex3f, int bufferobject, size_t bufferoffset)
{
if (!gl_vbo.integer || gl_mesh_testarrayelement.integer)
}
}
-void R_Mesh_TexBindAll(unsigned int unitnum, int tex2d, int tex3d, int texcubemap, int texrectangle)
+int R_Mesh_TexBound(unsigned int unitnum, int id)
{
gltextureunit_t *unit = gl_state.units + unitnum;
+ if (unitnum >= vid.teximageunits)
+ return 0;
+ if (id == GL_TEXTURE_2D)
+ return unit->t2d;
+ if (id == GL_TEXTURE_3D)
+ return unit->t3d;
+ if (id == GL_TEXTURE_CUBE_MAP_ARB)
+ return unit->tcubemap;
+ if (id == GL_TEXTURE_RECTANGLE_ARB)
+ return unit->trectangle;
+ return 0;
+}
+
+void R_Mesh_CopyToTexture(rtexture_t *tex, int tx, int ty, int sx, int sy, int width, int height)
+{
+ R_Mesh_TexBind(0, tex);
+ GL_ActiveTexture(0);CHECKGLERROR
+ qglCopyTexSubImage2D(GL_TEXTURE_2D, 0, tx, ty, sx, sy, width, height);CHECKGLERROR
+}
+
+void R_Mesh_TexBind(unsigned int unitnum, rtexture_t *tex)
+{
+ gltextureunit_t *unit = gl_state.units + unitnum;
+ int tex2d, tex3d, texcubemap, texnum;
if (unitnum >= vid.teximageunits)
return;
- // update 2d texture binding
- if (unit->t2d != tex2d)
+ switch(vid.renderpath)
{
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
+ if (!tex)
+ tex = r_texture_white;
+ texnum = R_GetTexture(tex);
+ switch(tex->gltexturetypeenum)
+ {
+ case GL_TEXTURE_2D: if (unit->t2d != texnum) {GL_ActiveTexture(unitnum);unit->t2d = texnum;qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR}break;
+ case GL_TEXTURE_3D: if (unit->t3d != texnum) {GL_ActiveTexture(unitnum);unit->t3d = texnum;qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR}break;
+ case GL_TEXTURE_CUBE_MAP_ARB: if (unit->tcubemap != texnum) {GL_ActiveTexture(unitnum);unit->tcubemap = texnum;qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);CHECKGLERROR}break;
+ case GL_TEXTURE_RECTANGLE_ARB: if (unit->trectangle != texnum) {GL_ActiveTexture(unitnum);unit->trectangle = texnum;qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, unit->trectangle);CHECKGLERROR}break;
+ }
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ tex2d = 0;
+ tex3d = 0;
+ texcubemap = 0;
+ if (tex)
+ {
+ texnum = R_GetTexture(tex);
+ switch(tex->gltexturetypeenum)
+ {
+ case GL_TEXTURE_2D:
+ tex2d = texnum;
+ break;
+ case GL_TEXTURE_3D:
+ tex3d = texnum;
+ break;
+ case GL_TEXTURE_CUBE_MAP_ARB:
+ texcubemap = texnum;
+ break;
+ }
+ }
+ // update 2d texture binding
+ if (unit->t2d != tex2d)
{
+ GL_ActiveTexture(unitnum);
if (tex2d)
{
if (unit->t2d == 0)
qglDisable(GL_TEXTURE_2D);CHECKGLERROR
}
}
+ unit->t2d = tex2d;
+ qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR
}
- unit->t2d = tex2d;
- qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR
- }
- // update 3d texture binding
- if (unit->t3d != tex3d)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
+ // update 3d texture binding
+ if (unit->t3d != tex3d)
{
+ GL_ActiveTexture(unitnum);
if (tex3d)
{
if (unit->t3d == 0)
qglDisable(GL_TEXTURE_3D);CHECKGLERROR
}
}
+ unit->t3d = tex3d;
+ qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR
}
- unit->t3d = tex3d;
- qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR
- }
- // update cubemap texture binding
- if (unit->tcubemap != texcubemap)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
+ // update cubemap texture binding
+ if (unit->tcubemap != texcubemap)
{
+ GL_ActiveTexture(unitnum);
if (texcubemap)
{
if (unit->tcubemap == 0)
qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
}
}
+ unit->tcubemap = texcubemap;
+ qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);CHECKGLERROR
}
- unit->tcubemap = texcubemap;
- qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);CHECKGLERROR
- }
- // update rectangle texture binding
- if (unit->trectangle != texrectangle)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
- {
- if (texrectangle)
- {
- if (unit->trectangle == 0)
- {
- qglEnable(GL_TEXTURE_RECTANGLE_ARB);CHECKGLERROR
- }
- }
- else
- {
- if (unit->trectangle)
- {
- qglDisable(GL_TEXTURE_RECTANGLE_ARB);CHECKGLERROR
- }
- }
- }
- unit->trectangle = texrectangle;
- qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, unit->trectangle);CHECKGLERROR
- }
-}
-
-void R_Mesh_TexBind(unsigned int unitnum, int texnum)
-{
- gltextureunit_t *unit = gl_state.units + unitnum;
- if (unitnum >= vid.teximageunits)
- return;
- // update 2d texture binding
- if (unit->t2d != texnum)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
- {
- if (texnum)
- {
- if (unit->t2d == 0)
- {
- qglEnable(GL_TEXTURE_2D);CHECKGLERROR
- }
- }
- else
- {
- if (unit->t2d)
- {
- qglDisable(GL_TEXTURE_2D);CHECKGLERROR
- }
- }
- }
- unit->t2d = texnum;
- qglBindTexture(GL_TEXTURE_2D, unit->t2d);CHECKGLERROR
- }
- // update 3d texture binding
- if (unit->t3d)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
- {
- if (unit->t3d)
- {
- qglDisable(GL_TEXTURE_3D);CHECKGLERROR
- }
- }
- unit->t3d = 0;
- qglBindTexture(GL_TEXTURE_3D, unit->t3d);CHECKGLERROR
- }
- // update cubemap texture binding
- if (unit->tcubemap != 0)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
- {
- if (unit->tcubemap)
- {
- qglDisable(GL_TEXTURE_CUBE_MAP_ARB);CHECKGLERROR
- }
- }
- unit->tcubemap = 0;
- qglBindTexture(GL_TEXTURE_CUBE_MAP_ARB, unit->tcubemap);CHECKGLERROR
- }
- // update rectangle texture binding
- if (unit->trectangle != 0)
- {
- GL_ActiveTexture(unitnum);
- if (unitnum < vid.texunits)
- {
- if (unit->trectangle)
- {
- qglDisable(GL_TEXTURE_RECTANGLE_ARB);CHECKGLERROR
- }
- }
- unit->trectangle = 0;
- qglBindTexture(GL_TEXTURE_RECTANGLE_ARB, unit->trectangle);CHECKGLERROR
+ break;
}
}
-static const float gl_identitymatrix[16] = {1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1};
-
void R_Mesh_TexMatrix(unsigned int unitnum, const matrix4x4_t *matrix)
{
gltextureunit_t *unit = gl_state.units + unitnum;
- if (matrix->m[3][3])
+ if (matrix && matrix->m[3][3])
{
// texmatrix specified, check if it is different
if (!unit->texmatrixenabled || memcmp(&unit->matrix, matrix, sizeof(matrix4x4_t)))
switch(vid.renderpath)
{
case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
// do nothing
break;
case RENDERPATH_GL13:
rgbscale = 1;
if (!alphascale)
alphascale = 1;
- if (combinergb != combinealpha || rgbscale != 1 || alphascale != 1 || combinergb == GL_DOT3_RGBA_ARB || combinergb == GL_DOT3_RGB_ARB)
+ if (combinergb != combinealpha || rgbscale != 1 || alphascale != 1)
{
if (combinergb == GL_DECAL)
combinergb = GL_INTERPOLATE_ARB;
}
}
-void R_Mesh_TextureState(const rmeshstate_t *m)
-{
- unsigned int i;
-
- BACKENDACTIVECHECK
-
- CHECKGLERROR
- for (i = 0;i < vid.teximageunits;i++)
- R_Mesh_TexBindAll(i, m->tex[i], m->tex3d[i], m->texcubemap[i], m->texrectangle[i]);
- for (i = 0;i < vid.texarrayunits;i++)
- {
- if (m->pointer_texcoord3f[i])
- R_Mesh_TexCoordPointer(i, 3, m->pointer_texcoord3f[i], m->pointer_texcoord_bufferobject[i], m->pointer_texcoord_bufferoffset[i]);
- else
- R_Mesh_TexCoordPointer(i, 2, m->pointer_texcoord[i], m->pointer_texcoord_bufferobject[i], m->pointer_texcoord_bufferoffset[i]);
- }
- for (i = 0;i < vid.texunits;i++)
- {
- R_Mesh_TexMatrix(i, &m->texmatrix[i]);
- R_Mesh_TexCombine(i, m->texcombinergb[i], m->texcombinealpha[i], m->texrgbscale[i], m->texalphascale[i]);
- }
- CHECKGLERROR
-}
-
void R_Mesh_ResetTextureState(void)
{
unsigned int unitnum;
switch(vid.renderpath)
{
case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
for (unitnum = 0;unitnum < vid.teximageunits;unitnum++)
{
gltextureunit_t *unit = gl_state.units + unitnum;
projects / xonotic / darkplaces.git / blobdiff