Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <GLES/gl.h> |
| 18 | #include <GLES2/gl2.h> |
| 19 | #include <GLES/glext.h> |
| 20 | |
| 21 | #include <rs_hal.h> |
| 22 | #include <rsContext.h> |
| 23 | #include <rsPath.h> |
| 24 | |
| 25 | #include "rsdCore.h" |
| 26 | #include "rsdPath.h" |
| 27 | #include "rsdAllocation.h" |
| 28 | #include "rsdGL.h" |
| 29 | #include "rsdVertexArray.h" |
| 30 | #include "rsdShaderCache.h" |
| 31 | |
| 32 | using namespace android; |
| 33 | using namespace android::renderscript; |
| 34 | |
| 35 | class DrvPath { |
| 36 | protected: |
| 37 | DrvPath(); |
| 38 | public: |
| 39 | virtual ~DrvPath(); |
| 40 | virtual void draw(Context *) = 0; |
| 41 | }; |
| 42 | |
| 43 | class DrvPathStatic : public DrvPath { |
| 44 | public: |
| 45 | typedef struct { |
| 46 | float x1, xc, x2; |
| 47 | float y1, yc, y2; |
| 48 | } segment_t; |
| 49 | |
| 50 | segment_t *mSegments; |
| 51 | uint32_t mSegmentCount; |
| 52 | |
| 53 | DrvPathStatic(const Allocation *vtx, const Allocation *loops); |
| 54 | virtual ~DrvPathStatic(); |
| 55 | |
| 56 | virtual void draw(Context *); |
| 57 | }; |
| 58 | |
| 59 | class DrvPathDynamic : public DrvPath { |
| 60 | public: |
| 61 | DrvPathDynamic(); |
| 62 | virtual ~DrvPathDynamic(); |
| 63 | }; |
| 64 | |
| 65 | static void cleanup(const Context *rsc, const Path *m) { |
| 66 | DrvPath *dp = (DrvPath *)m->mHal.drv; |
| 67 | if (dp) { |
| 68 | delete dp; |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | bool rsdPathInitStatic(const Context *rsc, const Path *m, |
| 73 | const Allocation *vtx, const Allocation *loops) { |
| 74 | DrvPathStatic *drv = NULL; |
| 75 | cleanup(rsc, m); |
| 76 | |
| 77 | DrvPathStatic *dps = new DrvPathStatic(vtx, loops); |
Jason Sams | 028f20a | 2012-01-10 15:42:54 -0800 | [diff] [blame] | 78 | //LOGE("init path m %p, %p", m, dps); |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 79 | m->mHal.drv = dps; |
| 80 | return dps != NULL; |
| 81 | } |
| 82 | |
| 83 | bool rsdPathInitDynamic(const Context *rsc, const Path *m) { |
| 84 | return false; |
| 85 | } |
| 86 | |
| 87 | |
| 88 | void rsdPathDraw(const Context *rsc, const Path *m) { |
Jason Sams | 028f20a | 2012-01-10 15:42:54 -0800 | [diff] [blame] | 89 | //LOGE("render m=%p", m); |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 90 | |
| 91 | DrvPath *drv = (DrvPath *)m->mHal.drv; |
| 92 | if(drv) { |
Jason Sams | 028f20a | 2012-01-10 15:42:54 -0800 | [diff] [blame] | 93 | //LOGE("render 2 drv=%p", drv); |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 94 | drv->draw((Context *)rsc); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | void rsdPathDestroy(const Context *rsc, const Path *m) { |
| 99 | cleanup(rsc, m); |
| 100 | m->mHal.drv = NULL; |
| 101 | } |
| 102 | |
| 103 | |
| 104 | |
| 105 | |
| 106 | DrvPath::DrvPath() { |
| 107 | } |
| 108 | |
| 109 | DrvPath::~DrvPath() { |
| 110 | } |
| 111 | |
| 112 | DrvPathStatic::DrvPathStatic(const Allocation *vtx, const Allocation *loops) { |
| 113 | mSegmentCount = vtx->getType()->getDimX() / 3; |
| 114 | mSegments = new segment_t[mSegmentCount]; |
Jason Sams | a6dd823 | 2012-07-25 19:33:43 -0700 | [diff] [blame] | 115 | /* |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 116 | const float *fin = (const float *)vtx->getPtr(); |
| 117 | for (uint32_t ct=0; ct < mSegmentCount; ct++) { |
| 118 | segment_t *s = &mSegments[ct]; |
| 119 | s->x1 = fin[0]; |
| 120 | s->y1 = fin[1]; |
| 121 | |
| 122 | s->xc = fin[2]; |
| 123 | s->yc = fin[3]; |
| 124 | |
| 125 | s->x2 = fin[4]; |
| 126 | s->y2 = fin[5]; |
| 127 | fin += 6; |
| 128 | } |
Jason Sams | a6dd823 | 2012-07-25 19:33:43 -0700 | [diff] [blame] | 129 | */ |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 130 | } |
| 131 | |
| 132 | DrvPathStatic::~DrvPathStatic() { |
| 133 | } |
| 134 | |
| 135 | void DrvPathStatic::draw(Context *rsc) { |
| 136 | const static float color[24] = { |
| 137 | 1.f, 0.f, 0.f, 1.f, 0.5f, 0.f, 0.f, 1.f, |
| 138 | 1.f, 0.f, 0.f, 1.f, 0.5f, 0.f, 0.f, 1.f, |
| 139 | 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f, 1.f}; |
| 140 | float vtx[12]; |
| 141 | |
Jason Sams | 028f20a | 2012-01-10 15:42:54 -0800 | [diff] [blame] | 142 | //LOGE("draw"); |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 143 | if (!rsc->setupCheck()) { |
| 144 | return; |
| 145 | } |
| 146 | |
| 147 | RsdHal *dc = (RsdHal *)rsc->mHal.drv; |
| 148 | if (!dc->gl.shaderCache->setup(rsc)) { |
| 149 | return; |
| 150 | } |
| 151 | |
| 152 | RsdVertexArray::Attrib attribs[2]; |
| 153 | attribs[0].set(GL_FLOAT, 2, 8, false, (uint32_t)vtx, "ATTRIB_position"); |
| 154 | attribs[1].set(GL_FLOAT, 4, 16, false, (uint32_t)color, "ATTRIB_color"); |
| 155 | RsdVertexArray va(attribs, 2); |
| 156 | va.setup(rsc); |
| 157 | |
Jason Sams | 028f20a | 2012-01-10 15:42:54 -0800 | [diff] [blame] | 158 | //LOGE("mSegmentCount %i", mSegmentCount); |
Jason Sams | 9e0afb5 | 2011-10-31 13:23:43 -0700 | [diff] [blame] | 159 | for (uint32_t ct=0; ct < mSegmentCount; ct++) { |
| 160 | segment_t *s = &mSegments[ct]; |
| 161 | |
| 162 | vtx[0] = s->x1; |
| 163 | vtx[1] = s->y1; |
| 164 | vtx[2] = s->xc; |
| 165 | vtx[3] = s->yc; |
| 166 | |
| 167 | vtx[4] = s->x2; |
| 168 | vtx[5] = s->y2; |
| 169 | vtx[6] = s->xc; |
| 170 | vtx[7] = s->yc; |
| 171 | |
| 172 | vtx[8] = s->x1; |
| 173 | vtx[9] = s->y1; |
| 174 | vtx[10] = s->x2; |
| 175 | vtx[11] = s->y2; |
| 176 | |
| 177 | RSD_CALL_GL(glDrawArrays, GL_LINES, 0, 6); |
| 178 | } |
| 179 | |
| 180 | } |
| 181 | |
| 182 | DrvPathDynamic::DrvPathDynamic() { |
| 183 | } |
| 184 | |
| 185 | DrvPathDynamic::~DrvPathDynamic() { |
| 186 | } |